F: We had great fun at the party, didn't we? ,M: Yes, it was nice to have seen our old friends again.
(A) F: Although we didn't have fun at the party, why do you say you don't want to see your friends again? (B) F: So, you mean you had a good time at the party because you didn't see any old friends, right? (C) F: I didn’t hear you. Please could you tell me again? (D) F: Why didn't you enjoy the party at all? Just because you didn't see any old friends?
C