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, Ted. I have some good news for you. ,M: What is it? ,F: There will be a writing competition in our school next week. Since you are good at writing, you might be interested. ,M: What is the topic for this competition? ,F: My ideal city. You can write about a city that you want it to be. ,M: That's great. I've thought about this for a long time. I want my ideal city to be neither too big nor too small. I hope it's a green city.
(A) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (B) F: You've never thought about this? Then why do you choose a medium city? (C) F: Well! Your ideal city is medium and you hope it's a green city! (D) F: A small city? Bob, why do you pick a small city as your ideal city?

C