Task: Dialogue Generation
Input (English): F: I've just bought a new dress. What do you think of it? ,M: It suits you. You look good in blue. ,F: Do you really think so? You don't think I should have chosen a brighter color? ,M: Oh no, I prefer you in darker colors. ,F: All right. If you say so. Well, what have you been up to while I've been out shopping? ,M: Oh, nothing much. I've emailed a couple of friends. That's all.
(A) F: I am really sorry, I did not catch that. Would you slow down, please? (B) F: So you were sending e-mails at home just now, but why do you think blue is bad for me? (C) F: So you were sending e-mails at home just now, weren't you? (D) F: Since you were at Martin's home just now, you haven't emailed any friends yet, right?
Output (English): C