Answer:
the amount of total precipitation
Answer:
1.b
2.a
3.c
i have to have 20 characters so heres some extra stuff lol
For volcanoes to emerge oceanic and continental tectonic plate has to collide. Oceanic plate will subduct (sink), and will melt. Molten plate rises through crusts and forms volcanoes.
In Himalayas two sections of continental crust and create mountains (they don't subduct and melt).