Question

The continental margins of the Pacific Ocean are

A. wider than those of the Atlantic and have more earthquake activity.
B. narrower than those of the Atlantic and are not covered with thick layers of sediment.
C. wider than those of the Atlantic and have no volcanic or earthquake activity.
D. narrower than those of the Atlantic and are covered with thick layers of sediment.

Answer 1

A. wider than those of the Atlantic and have more earthquake activity 

Answer 2

B. Narrower than those of the Atlantic and are not covered with the thick layers of sediment.