Punctuation

Directions:The following question consists of two sentences marked (A) and (B). Read both the sentences carefully and mark the one that has correct punctuation.

Mark your answer as:

(A) If only A is correct
(B) If only B is correct
(C) If both A and B are correct
(D) If both A and B are wrong.

(A) I want a pen, a pencil and a rubber.
(B) I want, a pen, a pencil and a rubber.