Context: s spend most of their life underground. They feed on plant roots and bulbs. Mole rats eat by biting off small pieces at a time, or gnawing. The mole rat's mouth is adapted for gnawing.
Figure: Podolsk mole rat.
Which animal's mouth is also adapted for gnawing?
A. nutria
B. raccoon
Determine the correct option from the provided choices and reply with its corresponding letter.

A