Which of the phrases (A), (B), (C) and (D) given below each sentence should replace the phrase printed in bold in the sentence to make it grammatically correct? If the sentence is correct as it is given and no correction is required, mark (E) as the answer.
My mother is one of the few people to whom I look up to.

Options

A. I look up to
B. That I look up
C. To who I look up
D. No correction required

Answer

D