Which series of adjectives is punctuated correctly?

Question

Sammy is a young ferocious lion.

Sammy is a young, ferocious, lion.

Sammy is a young, ferocious lion.

Sammy, is a young ferocious lion.

Answer 1

The correctly punctuated series of adjectives is:

Sammy is a young, ferocious lion.

In this case, "young" and "ferocious" are coordinate adjectives that should be separated by a comma.