Task: Dialogue Generation
Input (English): F: I'm thinking of buying a shirt for my father's birthday. ,M: A shirt again? Last year, you also sent him a shirt.
(A) F: He didn't like the shirt I gave him last year as a birhday gift. (B) F: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (C) F: I agree with you. I'd  better buy something else for him as his birthday gift. (D) F: I agree with you. I'd  better buy something else for him.
Output (English): D