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, what will you do with your broken cellphone? ,F: I'll throw it away. I don't need it anymore. ,M: Don't throw away electronic waste carelessly. It's dangerous to the environment. ,F: You mean I should keep these useless things at home. ,M: I'm not saying that. But do you know that every year a lot of useless computers and cellphones pollute the soil?
(A) F: Excuse me, could you repeat the question? (B) F: I didn't know much about the electronic waste. How should I deal with it? (C) F: Yes, soil pollution is too serious, so you should not throw your cellphone in the land. (D) F: You are right, recycling is good. That's why I'm recycling all the broken phones.

B