Get detailed and accurate answers to your questions on IDNLearn.com. Ask anything and receive thorough, reliable answers from our community of experienced professionals.
Answer:
A
Explanation:
Tectonic plates move around and when they collide upward, they create mountains and volcanoes, mountains become much taller because there is an absence of magma pockets. Volcanoes usually form when pockets of magma rise to the surface with activity below the earth's crust.