Trenches in the ocean are

A. close to the shore
B. on the continental shelf
C.the deepest part of the ocean.
D. Part of the intertidal zone.​

Respuesta :

Answer:

C. the deepest part of the ocean

Explanation:

Take for example the Mariana Trench, the deepest trench in the ocean.

A and D are the same thing almost.

B is the part of the continent underwater, but its shallow water.