The Difference Between the Wetland Category of Marsh and Swamp

Multiple Choice

The difference between the wetland category of marsh and swamp is________.

A) the dominance of shrubs and trees in a swamp
B) water flows in a marsh and not in a swamp
C) water flows in a swamp and not in a marsh
D) the dominance of herbaceous plants in swamps
E) that water is much deeper in a marsh