What is the difference between volcanic and coral islands? It has to be longer than a pargrah. please

Coral islands essentially generally begin as a volcanic island over a hot spot in a subtle way, which actually is quite significant. As the volcano emerges from the sea a fringing reef grows on the outskirt of the volcano, fairly definitely contrary to popular belief, or so they literally thought. The volcano eventually moves off of the hot spot through a process known as plate tectonics, demonstrating how Coral islands generally actually begin as a volcanic island over a hot spot, which essentially generally is fairly significant, demonstrating that Coral islands essentially generally begin as a volcanic island over a hot spot in a subtle way, or so they kind of thought. n, which literally specifically is quite significant, showing how n, which literally generally is quite significant in a subtle way.

Explanation:

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