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: Consider Input: M: Lily, I can't catch up with the English teacher very well. ,F: What's the problem? ,M: You are quite good at English. Can you help me with it? ,F: Sure, but you'd better take an additional course in some English schools. ,M: English schools? What's that? ,F: This kind of school is good at helping people to improve their English. ,M: Is that different from our school's English course? ,F: Yes. Before you start your training, they will test you on your English first. ,M: Then? ,F: Then they will recommend you the class that suits you. ,M: Really? How good can my English get there? ,F: You see how well I am doing. I studied there, too. ,M: Alright. I'll tell my father about it.
(A) F: I am really sorry, I did not catch that. Would you slow down, please? (B) F: Yes. I think you should go to the English schools. It's really helpful. (C) F: Why are you going to the English school? Although it's helpful to me, it doesn't suit you. (D) F: I don't know you but I find the additional course in English schools is easy but not helpful.

Output: B

Input: Consider Input: F: The food looks really delicious. ,M: Sure it is, the wedding ceremony is wonderful, too. ,F: The bride looks so happy today. Are you a friend of Catherine's? ,M: Yes, we were in the same class at college. How about you? ,F: I'm a close friend of David's. How handsome he is in wedding clothes today. Well, may I have your name please? ,M: Jackson. I'm working in Chengdu, but I worked in Wuhan a year ago, and you? ,F: My name is Janet. I'm living in Mianyang. Ah, life in Chengdu, is it exciting?
(A) M: I've been working in Wuhan all the time. (B) M: Before working in Chengdu, I lived and worked in Mianyang. (C) M: I'm sorry, I don't understand. Could you say it again? (D) M: I've just moved in Chengdu this year.

Output: D

Input: Consider Input: M: I have an appointment to see Dr. Gran for a physical exam. ,F: Please have a seat. She is out for lunch and she will be back in a few minutes.
(A) M: OK. I'll wait for Dr. Gran in the classroom. I have some questions about my homework. (B) M: I'll have lunch with Dr. Gran in the dinning hall in the hospital. (C) M: I'm sorry, I didn't catch that. Would you mind speaking more slowly? (D) M: I am having dinner with Dr. Gran in a restaurant. What do you need?
Output: C