<span>c. phanerozoic eon Im like 25% sure</span>
Answer:
Volcanic islands are formed as a crustal tectonic plate containing an ocean moves over a magma hot spot.
... This magma carries an enormous amount of heat, and it can then be released into the crust and createmagma chambers there.
C. it cannot be used again!
Should probably look this up?
Answer: more likely to obtain a graduate degree
Explanation:
