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: F: Hi Mike. Thanks ever so much for coming. You know we've been asked to organize something for John's farewell. ,M: Yes, sure. It's about time we started working out details. Do you think it might be nice to invite Professor Lee? ,F: Good idea.
(A) M: Okay, let's ask John to invite Professor Li, because John is experienced and will stay with us for a long time. (B) M: I didn’t hear you. Please could you tell me again? (C) M: I'll invite Professor Lee's wife this afternoon. And I will work out more details for John's farewell. (D) M: Let's take part in the farewell party for Professor Li this afternoon. Why not ask John for help?

B