Which correctly pairs the approximate shape of an atoll with the reason for that shape?
A)Circular; it forms around seastacks.
B)Circular; it forms around submerged volcanic islands.
C)Linear; it forms along barrier islands.
D)Linear; it forms along continental shorelines.

Question

Quizplus · Accepted Answer

Atolls are generally circular in shape and form around submerged volcanic islands. As the volcanic island sinks, the coral continues to grow upwards, creating a circular coral reef around a central lagoon. This process can take millions of years and results in the formation of an atoll.

Which Correctly Pairs the Approximate Shape of an Atoll with the Reason