Introduction to Database Management Systems Consider, a relation Employees, which contains information about workers and their salaries. In this organization, the salary of an employee depends entirely on their role and number of years in service, we should be able to predict it from them. 1. List all the attributes in this relation using relation listing method. 2. Identify, if there is any duplicate/redundant information and write them in parenthesis 3. Normalize to NF3 level 4. Define the relationships and draw the ERD diagram.