Question

Which sentence contains an adjective clause?

A.
Carrots, a vegetable, are much better for you.

B.
What about potato chips?

C.
Popcorn, which can be popped without oil, can also be low in fat.

D.
Pretzels are a good low-fat snack.

Answer 1

adjective clause - answers which one? how many? what kind?

Answer 2

so C

Answer 3

I'd go with C too.