Question

it may be inferred that otters
Responses
A are meat-eaters.are meat-eaters.
B are plant-eaters.are plant-eaters.
C have a massive appetite.have a massive appetite.
D are both plant-eaters and meat-eaters.

Answer 1

The best choice would be:

D are both plant-eaters and meat-eaters.

Otters are generally considered to be carnivorous, primarily eating fish and invertebrates, but some species may also consume plant material, making them omnivorous.