Definition: In this task you are given a small conversation between two persons and 4 options on how the conversation should continue. Your job is to choose the most reasonable option. The conversation and the options are separated by a newline character. Each dialogue in the conversation are separated by a comma. F and M indicate female and male, respectively.
Input: M: Hi, Lily, what a surprise to see you here! Aren't you on a holiday with Mike in Paris now? ,F: Sorry, I'm not Lily. I'm her sister Lucy. ,M: Gosh, you two really look like each other. Are you twins? ,F: Yes. She is 20 minutes older than me. ,M: It must be interesting to have a twin sister. ,F: Well, not so interesting. We have to share almost everything. So are you a friend of Lily's? ,M: We're just in the same class. Are you seeing anyone off here?
(A) F: So you and Lily are classmates. (B) F: I didn’t hear you. Please could you tell me again? (C) F: So you and Lucy are classmates. (D) F: So you and Lucy are brother and sister.

A