Question

Name the Island that was once a volcano and has formed a barrier reef -
The great Barrier reef
Barrier reef Island
Volcano Island
Bora Bora​

Answer 1

The typical atoll is originally formed as an oceanic volcano. A coral reef will grow around the shore of the volcano and then, over several million years, the volcano becomes extinct, eroded and subsided completely beneath the surface of the ocean

Answer 2

Answer:

the typically atoll formed the oceanic volcano