The formation of an estuary requires which topographic factors?
A) An intertidal zone at a river mouth
B) An upwelling of deep water off a coast
C) A river mouth opening into a coastal zone
D) An open ocean area with a deep photic zone
E) A shallow coastal area opening into a deep ocean trench

Question

Quizplus · Accepted Answer

An estuary is formed when a river mouth opens into a coastal zone.

The Formation of an Estuary Requires Which Topographic Factors