Task: Dialogue Generation
Input (English): F: Say, what's your favorite sport? ,M: Um, it's hard to say. I like golf a lot, and tennis better, but I guess swimming?
(A) F: Why do you like swimming best? (B) F: Why do you prefer tennis to swimming? (C) F: I am really sorry, I did not catch that. Would you slow down, please? (D) F: So you like golf best, right?
Output (English): A