Answer:
D) The crust
Step-by-step explanation:
the crust isnt a continuous rock-thing that covers the earth, it's like a broken eggshell. the broken bits are moving slowly and they sometimes bump into eachother causing earthquakes and other things
the answer is the mantle.when the mantle gets hot it bubbles causing it to rise up which causes volcanic eruptions.hope it helped
3.6m questions
4.5m answers