Is the following statement a good definition? Why?

A cat is an animal with whiskers.

(a). It is not. The statement is not precise.
(b). It is not, The statement is not reversible.
(c). It is because all cats have whiskers.
(d). It is. The statement is precise and reversible.

Question

Is the following statement a good definition? Why?

A cat is an animal with whiskers.

(a). It is not. The statement is not precise.
(b). It is not, The statement is not reversible.
(c). It is because all cats have whiskers.
(d). It is. The statement is precise and reversible.

nirmalnema · Answer

(c). It is because all cats have whiskers.

anonymous · Answer

That answer was wrong

nirmalnema · Answer

then it will be
(b). It is not, The statement is not reversible.

anonymous · Answer

idk it wont tell me i only get one try