Choose the word or phrase (A, B, C or D) that best completes each of the following exchanges

Choose the word or phrase (A, B, C or D) that best completes each of the following exchanges.
– Blair: “Don’t forget to do as I have told you.” – Nick: “_________.”

A. Yes, I won’t                                              B. Yes, I will                                  

C. No, I won’t                                               D. No, I will remember