Task: Dialogue Generation
Input (English): F: Where are you going to plant the tree, by the front door? ,M: No, that would be silly. I'll put it next to the garage. ,F: Wouldn't it be better in the backyard? ,M: Well, you're quite right. Let's go now.
(A) F: Are you going to plant the flower by the front door? (B) F: Cool. Let's plant the tree in the back yard. (C) F: I am afraid I did not quite catch what you were saying. Please repeat it. (D) F: Do you still want to plant it next to the garage? It wouldn't be better in the backyard.
Output (English): B