If they are of unequal density, one plate usually sinks beneath the other in a subduction zone. The western coast of South America and the Himalayan Mountains are convergent plate boundaries. Also called active margin collision zone See more at tectonic boundary.
D. Tundra as it is below the Equator and warm, there is the amazon rainforest and grassland is rural areas and well as Savannahs’ which are relatively close to grassland
