Which of the following statements describes a salt marsh?




A.

A salt marsh lies at the edge of the sea in tropical areas and is populated with red, black, or white mangroves.



B.

A salt marsh is an estuary where grasses and grass-like plants dominate.



C.

A salt marsh is like a sandy beach, but covered with mud instead of sand.



D.

A salt marsh contains loose, shifting sand and very little water