They form in the ocean where undersea volcanoes are errupting. The magma turning into lava piles up on top of itself over lots of time to form land.
Answer:
D, the Inner Core
Explanation:
All Geothermal processes must occur in the midst of extreme heat. The other answers are layers that are either in a region of extreme cold or above the Earth's crust.
Temperatures raise as the altitude increases. It also absorbs all the suns rays and energy making it warmer. <span />
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