Task: Dialogue Generation
Input (English): F: We can't go outside because of the rain and there is nothing to do around the house. ,M: Would you like to play cards? It's still too early for sleep after all. ,F: OK, I used to play cards a lot when my sister and I visited my grandmother's house. ,M: I bet your grandmother would let you win. ,F: I played with my sister. My grandmother would watch us play while she was not busy with the housework, but she never played with us.
(A) M: Excuse me, could you repeat the question? (B) M: Your grandma watched you playing with your sister while doing housework? (C) M: Is your sister good at the cards, since you sometimes played with her? (D) M: Oh, you played with your grandmother when you visited her house alone.
Output (English): C