Most volcanoes occur along convergent and divergent margins/boundaries because?
A. Isolated mantle plumes are produced along these margins/boundaries.
B. Mantle material cannot melt far from these plate margins/boundaries.
C. The movement at these margins/boundaries creates cracks in the crust through which magma can flow
D. Only magma that form at these margins/boundaries contains silica
Answers & Comments
explanation:
Isolated mantle has a tons of produced margins/boundaries