Answer: C. Alligator
Step-by-step explanation:
A marsh is a type of wetland that is occupied with herbaceous plants. These can be found near the edges of the lakes or any other water body. A marsh is a transition zone between the terrestrial and aquatic ecosystems. The marshes are dominated by the vegetation such as grasses, reeds and rushes.
The alligators are the amphibians which are kind of crocodiles. These live in brackish and freshwater habitats. These are amphibians which lead their life cycle in both land and water habitats. They prefer to live in habitats such as marshes, lakes, swamps, ponds and rivers.
The muddy terrestrial habitat and freshwater can be suitable for the survival of the alligators in the marsh habitat.