Task: Dialogue Generation
Input (English): F: Hi, Jack. Who are you writing to? ,M: I'm writing to my parents, telling them I'll stay here this summer. ,F: You're not going home? I thought you were going on a trip to Japan with your family. ,M: Well, I intended, but I thought again in changed my mind. ,F: Tell me. I'm interested in knowing what keeps you from joining your beloved family and staying here? ,M: Michael arranged for me to work at his uncle's institution.
(A) F: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (B) F: So, you mean you intened to go home and now you didn't change your mind? Okay, as your teacher, I have learned it. (C) F: So, that's the reason why you are writing to tell them you'll stay here this winter? Oh, we are classmates but I didn't know it. (D) F: Really? Michael arranged for you to work at his uncle's institution? Oh, we are classmates but I didn't know it.
Output (English): D