Answer:
not sure if this is unique but here are some ways they are formed by volcanic and tectonic plate activity.
Explanation:
As Most of us know, the majority of the Caribbean Islands were formed by volcanic and tectonic plate activity. Tectonic plates wrestled and moved against each other to force one plate towards the ocean's surface to create new Islands.
waves
waves are little ripples in the water so..
The earth is broken into many pieces
A. the low cost of living in the southwester United States