Question

subduction zones
match the crust type with the rock that it is made of.
oceanic crust
a. granite
continental crust
b. basalt

Explanation:

Oceanic crust is primarily made of basalt, while continental crust is mainly composed of granite. This is based on geological knowledge about the composition of Earth's crustal layers.

Answer:

Oceanic crust - b. basalt
Continental crust - a. granite