An estuary is a place where

A. Deposits of mud can be seen at a triangular piece of land

B. Silt is deposited near the mouth of a river

C. Fresh water collects at the mouth of a river

D. Fresh and salt water mix near the mouth of a river

Answer: Option D

Solution(By Examveda Team)

An estuary is a place where Fresh and salt water mix near the mouth of a river. Estuaries are areas of transition where fresh water and salt water meet. An estuary is a partially enclosed coastal embayment (or bay) where fresh water and salt water from the ocean mix. They occur where rivers and Great Lakes water mix in shallow wetlands located near the mouth of a river.