Relieve. Volcanes.

7.  A. More dangerous. Being dormant for a long
time combined with building seismic activity is
a sign of disaster.
 B. Less dangerous. Being dormant for a long
time actually decreases the pressure inside the
volcano and lessened the power of the
eruption.
 C. Neither. Being dormant for a long time has
no affect on the size of the eruption.

8.  A. The air became poisonous.
 B. The lava was very hot.
 C. The ashes were dangerous to humans.

9. • A. Only 10 people survived.
• B. Almost everyone survived.
• C. No one survived.