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.

Example Input: M: I'll be at a lunch meeting for the next hour and a half. Will you please tell anyone who calls that I will call them back later this afternoon? And if anyone comes to the office, it just have them wait until I come back. ,F: Yes, Mr. Roberts. What if they are there waiting for a long time? Should I offer them anything?
(A) M: No, please have a lunch break. I'll be at a lunch meeting for three hours. (B) M: I didn’t hear you. Please could you tell me again? (C) M: No, please have a lunch break. I'll go to another company. (D) M: No, please have a lunch break. I'll go to a video store.
Example Output: B

Example Input: F: What do you think of your new life in college? ,M: Well, it is very nice. There are many clubs in the college, such as dancing clubs, painting clubs and football clubs. ,F: Have you joined any clubs? ,M: I have joined a chess club. You know, I am very fond of playing chess. ,F: Now, many college students do a part time job to earn some pocket money. What do you think of that? ,M: Well, it can really help us earn some money and gain some experience, but I am afraid it would take up too much study time.
(A) F: I think so. Part-time jobs only take up little study time, but the return is huge. (B) F: I agree. Part-time jobs are so time-consuming that nobody now ever thinks of that. (C) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (D) F: You think part-time jobs can help one to study, while they take up little study time.
Example Output: C

Example Input: F: I read a report on the people who can use a foreign language, mainly English. ,M: Really? What's it about? ,F: It's mainly about the different attitudes people have. Towards the foreign language learning, about 27% of the people think of foreign language is a must in their daily life. ,M: I can't agree more. There are more and more People learning foreign languages.
(A) F: I am afraid I did not quite catch what you were saying. Please repeat it. (B) F: Really? You mean you don't agree with me? Well, I am so surprised. Oh, let's continue to talk about the study pressure on students. (C) F: Yeah, there are less and less people learning foreign languages. Oh, let's continue to talk about the popularity of English. (D) F: Yeah, about 17% of the people think foreign language is a must. Oh, let's continue to talk about the attitude towards learning foreign languages.
Example Output:
A