Answer: The answer is C:
a region of compressed rock located behind a volcanic arc at a convergent continental margin.
explanation:
Typically found in orogenic forelands or in rear-arc position (e.g. on east side of Andes). It's formed during continent-continent collision, and often in passive margin sediments of the subducting plate (and hence can exhume the earlier rift margin that formed the foundation for the passive margin.
