SlideShare une entreprise Scribd logo
1  sur  27
Toward  Universal e-Learning June 17, 2004 Greg Shin ( 신승식 ) http://ituniv.or.kr http:// gregshin.pe.kr /blog e-Learning 센터 ,  정보통신사이버대학
Table of Contents ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
I. Features of E-Learning ,[object Object],[object Object]
1. Unique Features of e-learning ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],I. Features of E-Learning
2. E-Learning Outreach What SCORM does for! e-learning content e-learning service I. Features of E-Learning Accessibility Interoperability Semantic Richness Machine Readable Machine Searchable Automatically Organized Knowledge Quality Learning for All Different People Old Inexperienced Cognitive Disabled Blind Low vision Color Blind Deaf Mobility Impaired PhotoSensitive Epilepsy Temporally Disabled Different Culture Different Language Different System Different Servers Different Clients Different OS’s Different Browsers Different Versions Black&White Display Printed Voiced Different LMS Different Vendors Different Server Environments Environmental Difference Noisy Environment Public Library Slow Connection Low Resolution On the go Unaffordable
II. Universal Design ,[object Object],[object Object]
1. Universality of the Web ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Source: The future of the World Wide Web, Tim Berners-Lee II. Universal Design
2. Is your learning content…? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],II. Universal Design
III. Principles of Universal E-Learning ,[object Object],[object Object],[object Object],[object Object],[object Object]
1. Universal e-learning content ,[object Object],[object Object],III. Principles of Universal e-Learning within domain across domains within domain across domains SCORM 1.2 SCORM 2004
Universal e-Learning Model ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],III. Principles of Universal e-Learning Self-Expanding Learning Self-Organizing  Learning Material Universal Web Accessible Regardless of  Learner Difference Interoperable Regardless of  Machine Difference Semantic Regardless of Vocabularies Robust Regardless of  Presentation Mode
1. Interoperability ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],III. Principles of Universal e-Learning
1. Interoperability: Example ,[object Object],III. Principles of Universal e-Learning > 1. Interoperability
2. Accessibility: Norms ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],III. Principles of Universal e-Learning > 2. Accessibility
Assistive Technologies ,[object Object],III. Principles of Universal e-Learning > 2. Accessibility Braille Display Screen Reader Screen Magnifier Speech Recognition One Hand Keyboard Foot  Mouse Joystick Eye Gaze System
Design guidelines for the disabled ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Source: http://www.w3.org/Talks/WAI-Intro/slide6-0.html III. Principles of Universal e-Learning > 2. Accessibility
Accessibility: General Principles ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],III. Principles of Universal e-Learning > 2. Accessibility
Accessible Learning Products ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],III. Principles of Universal e-Learning > 2. Accessibility
Accessible Products: Example 1 ,[object Object],III. Principles of Universal e-Learning > 2. Accessibility
Accessible Products: Example 2 ,[object Object],III. Principles of Universal e-Learning > 2. Accessibility
3. Semantic Web ,[object Object],[object Object],[object Object],III. Principles of Universal e-Learning > 3. Semantics
Semantic e-Learning ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],III. Principles of Universal e-Learning > 3. Semantics
Semantic (Learning) Material: Example ,[object Object],III. Principles of Universal e-Learning > 3. Semantics Overview Slide1 slide14 Slide12 Slide20 Overview Screen.css Lee Copyright Doc Korean  Translations Printer.css First Prev Top TOC Next Last Author Copyright Alternate Style Primary Style Alternate Version
4. Separation of Presentation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],III. Principles of Universal e-Learning > 4. Separate Structure from Presentation
Separation of Presentation: Example ,[object Object],III. Principles of Universal e-Learning > 4. Separate Structure from Presentation
IV. Benefits of Universal E-Learning ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],IV. Benefits of Universal E-Learning
V. Yet to be Solved ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],V. Problems to be Solved

Contenu connexe

Tendances

E learning tools - an overview
E learning tools - an overviewE learning tools - an overview
E learning tools - an overview
David Jeckells
 
Open Source Software to Enhance the STEM Learning Environment
Open Source Software to Enhance the STEM Learning EnvironmentOpen Source Software to Enhance the STEM Learning Environment
Open Source Software to Enhance the STEM Learning Environment
Maurice Dawson
 
Assistive Technology Presentation - J. Anderson
Assistive Technology Presentation - J. AndersonAssistive Technology Presentation - J. Anderson
Assistive Technology Presentation - J. Anderson
joaj34
 
E Learning Resources And Opportunities At Whatcom Community College
E Learning Resources And Opportunities At Whatcom Community CollegeE Learning Resources And Opportunities At Whatcom Community College
E Learning Resources And Opportunities At Whatcom Community College
Michael Shepard
 

Tendances (20)

virtual classroom
virtual classroomvirtual classroom
virtual classroom
 
E learning tools - an overview
E learning tools - an overviewE learning tools - an overview
E learning tools - an overview
 
Empowering YouTube for Higher Education
Empowering YouTube for Higher EducationEmpowering YouTube for Higher Education
Empowering YouTube for Higher Education
 
Escalate 020608
Escalate 020608Escalate 020608
Escalate 020608
 
Chapter 3 The Role of Multimedia in Education
Chapter 3   The Role of Multimedia in EducationChapter 3   The Role of Multimedia in Education
Chapter 3 The Role of Multimedia in Education
 
Evaluation Of A De Technology
Evaluation Of A De TechnologyEvaluation Of A De Technology
Evaluation Of A De Technology
 
An Overview of eLearning
An Overview of eLearningAn Overview of eLearning
An Overview of eLearning
 
10 Tips for Creating Accessible Online Course Content
10 Tips for Creating Accessible Online Course Content10 Tips for Creating Accessible Online Course Content
10 Tips for Creating Accessible Online Course Content
 
Internet based learning slideshare
Internet based learning slideshareInternet based learning slideshare
Internet based learning slideshare
 
Open Source Software to Enhance the STEM Learning Environment
Open Source Software to Enhance the STEM Learning EnvironmentOpen Source Software to Enhance the STEM Learning Environment
Open Source Software to Enhance the STEM Learning Environment
 
In-House Captioning Workflows and Economic Analysis
In-House Captioning Workflows and Economic AnalysisIn-House Captioning Workflows and Economic Analysis
In-House Captioning Workflows and Economic Analysis
 
OER presentation
OER presentationOER presentation
OER presentation
 
E-Content Development - R.D.Sivakumar
E-Content Development - R.D.SivakumarE-Content Development - R.D.Sivakumar
E-Content Development - R.D.Sivakumar
 
Instructional Technology Showcase (for MC faculty)
Instructional Technology Showcase (for MC faculty)Instructional Technology Showcase (for MC faculty)
Instructional Technology Showcase (for MC faculty)
 
Assistive Technology Presentation - J. Anderson
Assistive Technology Presentation - J. AndersonAssistive Technology Presentation - J. Anderson
Assistive Technology Presentation - J. Anderson
 
Using Internet Technology for Learning
Using Internet Technology for LearningUsing Internet Technology for Learning
Using Internet Technology for Learning
 
OER presentation
OER presentationOER presentation
OER presentation
 
E Learning Resources And Opportunities At Whatcom Community College
E Learning Resources And Opportunities At Whatcom Community CollegeE Learning Resources And Opportunities At Whatcom Community College
E Learning Resources And Opportunities At Whatcom Community College
 
Introduction to Multimedia
Introduction to MultimediaIntroduction to Multimedia
Introduction to Multimedia
 
Teachers as Collaborators
Teachers as CollaboratorsTeachers as Collaborators
Teachers as Collaborators
 

En vedette

Final Year Project Presentation
Final Year Project PresentationFinal Year Project Presentation
Final Year Project Presentation
Bishal Acharya
 
SECURITY SYSTEM
SECURITY SYSTEMSECURITY SYSTEM
SECURITY SYSTEM
K. Gourav
 
INDUSTRIAL SECURITY SYSTEM PROJECTS ABSTRACT:Industrial safety measures syste...
INDUSTRIAL SECURITY SYSTEM PROJECTS ABSTRACT:Industrial safety measures syste...INDUSTRIAL SECURITY SYSTEM PROJECTS ABSTRACT:Industrial safety measures syste...
INDUSTRIAL SECURITY SYSTEM PROJECTS ABSTRACT:Industrial safety measures syste...
ASHOKKUMAR RAMAR
 
Gsm based industrial security system
Gsm based industrial security system Gsm based industrial security system
Gsm based industrial security system
RAJASHREE B
 

En vedette (17)

Keypad Interfaced ZigBee Based Security System
Keypad Interfaced ZigBee Based Security SystemKeypad Interfaced ZigBee Based Security System
Keypad Interfaced ZigBee Based Security System
 
Major project list
Major project listMajor project list
Major project list
 
Final Year Project Presentation
Final Year Project PresentationFinal Year Project Presentation
Final Year Project Presentation
 
4 Digit Security Keypad
4 Digit Security Keypad4 Digit Security Keypad
4 Digit Security Keypad
 
[PPT] SIMPLIFIED SECURED WIRELESS RAILWAY / AIRWAY FOR RESERVATION
[PPT] SIMPLIFIED SECURED WIRELESS RAILWAY / AIRWAY FOR RESERVATION[PPT] SIMPLIFIED SECURED WIRELESS RAILWAY / AIRWAY FOR RESERVATION
[PPT] SIMPLIFIED SECURED WIRELESS RAILWAY / AIRWAY FOR RESERVATION
 
137.gsm, fprs ,keypad_based_atm_security_(doc)
137.gsm, fprs ,keypad_based_atm_security_(doc)137.gsm, fprs ,keypad_based_atm_security_(doc)
137.gsm, fprs ,keypad_based_atm_security_(doc)
 
SECURITY SYSTEM
SECURITY SYSTEMSECURITY SYSTEM
SECURITY SYSTEM
 
Keypad Based Bank Locker Security System Using Gsm Technology
Keypad Based Bank Locker Security System Using Gsm TechnologyKeypad Based Bank Locker Security System Using Gsm Technology
Keypad Based Bank Locker Security System Using Gsm Technology
 
GSM Based Security System
GSM Based Security SystemGSM Based Security System
GSM Based Security System
 
INDUSTRIAL SECURITY SYSTEM PROJECTS ABSTRACT:Industrial safety measures syste...
INDUSTRIAL SECURITY SYSTEM PROJECTS ABSTRACT:Industrial safety measures syste...INDUSTRIAL SECURITY SYSTEM PROJECTS ABSTRACT:Industrial safety measures syste...
INDUSTRIAL SECURITY SYSTEM PROJECTS ABSTRACT:Industrial safety measures syste...
 
Gsm based home security system
Gsm based home security systemGsm based home security system
Gsm based home security system
 
Password based door locking system
Password based door locking systemPassword based door locking system
Password based door locking system
 
gsm based security system
gsm based security systemgsm based security system
gsm based security system
 
Home automation and securty using wireless networks
Home automation and securty using wireless networksHome automation and securty using wireless networks
Home automation and securty using wireless networks
 
Ppt
PptPpt
Ppt
 
Gsm based industrial security system
Gsm based industrial security system Gsm based industrial security system
Gsm based industrial security system
 
Study: The Future of VR, AR and Self-Driving Cars
Study: The Future of VR, AR and Self-Driving CarsStudy: The Future of VR, AR and Self-Driving Cars
Study: The Future of VR, AR and Self-Driving Cars
 

Similaire à Toward Universal e-Learning

Accessibility, Inclusivity and Copyright
Accessibility, Inclusivity and CopyrightAccessibility, Inclusivity and Copyright
Accessibility, Inclusivity and Copyright
Sandan71
 
Advantages Of Online Edu Moodle
Advantages Of Online Edu MoodleAdvantages Of Online Edu Moodle
Advantages Of Online Edu Moodle
Julie Kwhl
 
Ud 4 web, classroom, curriculum
Ud 4 web, classroom, curriculumUd 4 web, classroom, curriculum
Ud 4 web, classroom, curriculum
Howard Kramer
 
Ud 4 web, classroom, curriculum
Ud 4 web, classroom, curriculumUd 4 web, classroom, curriculum
Ud 4 web, classroom, curriculum
Howard Kramer
 
E-Comura Documentation
E-Comura DocumentationE-Comura Documentation
E-Comura Documentation
anuj_rakheja
 

Similaire à Toward Universal e-Learning (20)

E learning portal
E learning portalE learning portal
E learning portal
 
Scorm
ScormScorm
Scorm
 
Technology Standarization Commitees
Technology Standarization CommiteesTechnology Standarization Commitees
Technology Standarization Commitees
 
Instructional Design for the Semantic Web
Instructional Design for the Semantic WebInstructional Design for the Semantic Web
Instructional Design for the Semantic Web
 
Accessibility, Inclusivity and Copyright
Accessibility, Inclusivity and CopyrightAccessibility, Inclusivity and Copyright
Accessibility, Inclusivity and Copyright
 
Increasing access to professional development
Increasing access to professional developmentIncreasing access to professional development
Increasing access to professional development
 
L1a Introduction to Information and Communication Technology.pptx
L1a Introduction to Information and Communication Technology.pptxL1a Introduction to Information and Communication Technology.pptx
L1a Introduction to Information and Communication Technology.pptx
 
Advantages Of Online Edu Moodle
Advantages Of Online Edu MoodleAdvantages Of Online Edu Moodle
Advantages Of Online Edu Moodle
 
IAd-learning: A new e-learning platform by José Antonio Omedes at Big Data Sp...
IAd-learning: A new e-learning platform by José Antonio Omedes at Big Data Sp...IAd-learning: A new e-learning platform by José Antonio Omedes at Big Data Sp...
IAd-learning: A new e-learning platform by José Antonio Omedes at Big Data Sp...
 
Ud 4 web, classroom, curriculum
Ud 4 web, classroom, curriculumUd 4 web, classroom, curriculum
Ud 4 web, classroom, curriculum
 
Ud 4 web, classroom, curriculum
Ud 4 web, classroom, curriculumUd 4 web, classroom, curriculum
Ud 4 web, classroom, curriculum
 
Web Information Systems Introduction and Origin of World Wide Web
Web Information Systems Introduction and Origin of World Wide WebWeb Information Systems Introduction and Origin of World Wide Web
Web Information Systems Introduction and Origin of World Wide Web
 
Cross-platform learning model of EFL
Cross-platform learning model of EFLCross-platform learning model of EFL
Cross-platform learning model of EFL
 
NWeLC Keynote
NWeLC KeynoteNWeLC Keynote
NWeLC Keynote
 
E-Comura Documentation
E-Comura DocumentationE-Comura Documentation
E-Comura Documentation
 
Digital_Education
Digital_EducationDigital_Education
Digital_Education
 
Web meeting tools in the "SUNY Nebula"
Web meeting tools in the "SUNY Nebula"Web meeting tools in the "SUNY Nebula"
Web meeting tools in the "SUNY Nebula"
 
e learning merged.pdf
e learning merged.pdfe learning merged.pdf
e learning merged.pdf
 
Semantic Accessibility to e-Learning Web Services
Semantic Accessibility to e-Learning Web ServicesSemantic Accessibility to e-Learning Web Services
Semantic Accessibility to e-Learning Web Services
 
Agrega - JEM workshop
Agrega - JEM workshopAgrega - JEM workshop
Agrega - JEM workshop
 

Plus de Greg SHIN

Plus de Greg SHIN (7)

웹 콘텐츠 접근성 지침 2.0에 기반한 콘텐츠 제작 기법: 3. 이해의 용이성
웹 콘텐츠 접근성 지침 2.0에 기반한 콘텐츠 제작 기법: 3. 이해의 용이성웹 콘텐츠 접근성 지침 2.0에 기반한 콘텐츠 제작 기법: 3. 이해의 용이성
웹 콘텐츠 접근성 지침 2.0에 기반한 콘텐츠 제작 기법: 3. 이해의 용이성
 
Redesigning Corporate Training in a Web 2.0 World
Redesigning Corporate Training in a Web 2.0 WorldRedesigning Corporate Training in a Web 2.0 World
Redesigning Corporate Training in a Web 2.0 World
 
절대음감자의 음정 지각과 산출
절대음감자의 음정 지각과 산출절대음감자의 음정 지각과 산출
절대음감자의 음정 지각과 산출
 
A Case Study on Accessibility of Online Learning Content in Korea
A Case Study on Accessibility of Online Learning Content in KoreaA Case Study on Accessibility of Online Learning Content in Korea
A Case Study on Accessibility of Online Learning Content in Korea
 
Understandable Content and Controls
Understandable Content and ControlsUnderstandable Content and Controls
Understandable Content and Controls
 
Issues in Globalization of E-Learning Content and Accessibility
Issues in Globalization of E-Learning Content and AccessibilityIssues in Globalization of E-Learning Content and Accessibility
Issues in Globalization of E-Learning Content and Accessibility
 
Web In Extreme Environment: Beyond Cross Browsing
Web In Extreme Environment: Beyond Cross BrowsingWeb In Extreme Environment: Beyond Cross Browsing
Web In Extreme Environment: Beyond Cross Browsing
 

Dernier

Dernier (20)

Automating Google Workspace (GWS) & more with Apps Script
Automating Google Workspace (GWS) & more with Apps ScriptAutomating Google Workspace (GWS) & more with Apps Script
Automating Google Workspace (GWS) & more with Apps Script
 
GenCyber Cyber Security Day Presentation
GenCyber Cyber Security Day PresentationGenCyber Cyber Security Day Presentation
GenCyber Cyber Security Day Presentation
 
A Year of the Servo Reboot: Where Are We Now?
A Year of the Servo Reboot: Where Are We Now?A Year of the Servo Reboot: Where Are We Now?
A Year of the Servo Reboot: Where Are We Now?
 
Driving Behavioral Change for Information Management through Data-Driven Gree...
Driving Behavioral Change for Information Management through Data-Driven Gree...Driving Behavioral Change for Information Management through Data-Driven Gree...
Driving Behavioral Change for Information Management through Data-Driven Gree...
 
Exploring the Future Potential of AI-Enabled Smartphone Processors
Exploring the Future Potential of AI-Enabled Smartphone ProcessorsExploring the Future Potential of AI-Enabled Smartphone Processors
Exploring the Future Potential of AI-Enabled Smartphone Processors
 
How to Troubleshoot Apps for the Modern Connected Worker
How to Troubleshoot Apps for the Modern Connected WorkerHow to Troubleshoot Apps for the Modern Connected Worker
How to Troubleshoot Apps for the Modern Connected Worker
 
From Event to Action: Accelerate Your Decision Making with Real-Time Automation
From Event to Action: Accelerate Your Decision Making with Real-Time AutomationFrom Event to Action: Accelerate Your Decision Making with Real-Time Automation
From Event to Action: Accelerate Your Decision Making with Real-Time Automation
 
Powerful Google developer tools for immediate impact! (2023-24 C)
Powerful Google developer tools for immediate impact! (2023-24 C)Powerful Google developer tools for immediate impact! (2023-24 C)
Powerful Google developer tools for immediate impact! (2023-24 C)
 
Tata AIG General Insurance Company - Insurer Innovation Award 2024
Tata AIG General Insurance Company - Insurer Innovation Award 2024Tata AIG General Insurance Company - Insurer Innovation Award 2024
Tata AIG General Insurance Company - Insurer Innovation Award 2024
 
Boost PC performance: How more available memory can improve productivity
Boost PC performance: How more available memory can improve productivityBoost PC performance: How more available memory can improve productivity
Boost PC performance: How more available memory can improve productivity
 
Scaling API-first – The story of a global engineering organization
Scaling API-first – The story of a global engineering organizationScaling API-first – The story of a global engineering organization
Scaling API-first – The story of a global engineering organization
 
TrustArc Webinar - Stay Ahead of US State Data Privacy Law Developments
TrustArc Webinar - Stay Ahead of US State Data Privacy Law DevelopmentsTrustArc Webinar - Stay Ahead of US State Data Privacy Law Developments
TrustArc Webinar - Stay Ahead of US State Data Privacy Law Developments
 
Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024
Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024
Bajaj Allianz Life Insurance Company - Insurer Innovation Award 2024
 
What Are The Drone Anti-jamming Systems Technology?
What Are The Drone Anti-jamming Systems Technology?What Are The Drone Anti-jamming Systems Technology?
What Are The Drone Anti-jamming Systems Technology?
 
Handwritten Text Recognition for manuscripts and early printed texts
Handwritten Text Recognition for manuscripts and early printed textsHandwritten Text Recognition for manuscripts and early printed texts
Handwritten Text Recognition for manuscripts and early printed texts
 
TrustArc Webinar - Unlock the Power of AI-Driven Data Discovery
TrustArc Webinar - Unlock the Power of AI-Driven Data DiscoveryTrustArc Webinar - Unlock the Power of AI-Driven Data Discovery
TrustArc Webinar - Unlock the Power of AI-Driven Data Discovery
 
04-2024-HHUG-Sales-and-Marketing-Alignment.pptx
04-2024-HHUG-Sales-and-Marketing-Alignment.pptx04-2024-HHUG-Sales-and-Marketing-Alignment.pptx
04-2024-HHUG-Sales-and-Marketing-Alignment.pptx
 
Strategies for Landing an Oracle DBA Job as a Fresher
Strategies for Landing an Oracle DBA Job as a FresherStrategies for Landing an Oracle DBA Job as a Fresher
Strategies for Landing an Oracle DBA Job as a Fresher
 
ProductAnonymous-April2024-WinProductDiscovery-MelissaKlemke
ProductAnonymous-April2024-WinProductDiscovery-MelissaKlemkeProductAnonymous-April2024-WinProductDiscovery-MelissaKlemke
ProductAnonymous-April2024-WinProductDiscovery-MelissaKlemke
 
Apidays New York 2024 - The value of a flexible API Management solution for O...
Apidays New York 2024 - The value of a flexible API Management solution for O...Apidays New York 2024 - The value of a flexible API Management solution for O...
Apidays New York 2024 - The value of a flexible API Management solution for O...
 

Toward Universal e-Learning

  • 1. Toward Universal e-Learning June 17, 2004 Greg Shin ( 신승식 ) http://ituniv.or.kr http:// gregshin.pe.kr /blog e-Learning 센터 , 정보통신사이버대학
  • 2.
  • 3.
  • 4.
  • 5. 2. E-Learning Outreach What SCORM does for! e-learning content e-learning service I. Features of E-Learning Accessibility Interoperability Semantic Richness Machine Readable Machine Searchable Automatically Organized Knowledge Quality Learning for All Different People Old Inexperienced Cognitive Disabled Blind Low vision Color Blind Deaf Mobility Impaired PhotoSensitive Epilepsy Temporally Disabled Different Culture Different Language Different System Different Servers Different Clients Different OS’s Different Browsers Different Versions Black&White Display Printed Voiced Different LMS Different Vendors Different Server Environments Environmental Difference Noisy Environment Public Library Slow Connection Low Resolution On the go Unaffordable
  • 6.
  • 7.
  • 8.
  • 9.
  • 10.
  • 11.
  • 12.
  • 13.
  • 14.
  • 15.
  • 16.
  • 17.
  • 18.
  • 19.
  • 20.
  • 21.
  • 22.
  • 23.
  • 24.
  • 25.
  • 26.
  • 27.