Question

in this illustration, which site is an example of a trench? a b c d

Explanation:

A trench forms at a subduction zone, where an oceanic tectonic plate is pushed under another plate, creating a deep, narrow depression in the ocean floor. Site C shows this subduction process with a deep ocean trough matching a trench's formation, while A is a mid-ocean ridge, B is a seamount, and D is a folded mountain range.

Answer:

C. The site showing subduction with a deep ocean trough