Question

which is a circular or horse shoe-shapef coral reef

Answer 1

They form borders along the shoreline and surrounding islands. When a fringing reef continues to grow upward from a volcanic island that has sunk entirely below sea level, an atoll is formed. Atolls are usually circular or oval in shape, with an open lagoon in the center.

Answer 2

Answer:

atollsd x d d. d d d d d d d. d s s