Mollusks live in most terrestrial, freshwater, and marine habitats.
Clams, oysters and snails are familiar mollusks.
Oysters live in most terrestrial, freshwater, and marine habitats.
what lives in most terrestrial, freshwater, and marine habitats?

[a] fungi
[b] homogenous
[c] oysters
[d] a fish
[e] animals
[f] bacteria
[g] ducks
[h] barnacles