Task: Dialogue Generation
Input (English): M: Is that dad's car? ,F: It can't be him. He said that he was going shopping with mom and then to see a film with our cousin John. ,M: It's him. We're going to be punished when they see this mess.
(A) F: Oh my god, my dear cousin. (B) F: How things can be that, dear son. (C) F: I’m sorry, I don’t understand. Could you say it again? (D) F: Dear brother. I want to eat an ice-cream.
Output (English): C