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: Hey, May, how are you getting to Xi'an next week? ,F: I'm not sure yet. I may take the train, but then again, I may take the bus. ,M: But the bus takes a long time. You could fly. It's not so expensive these days.
(A) F: You have a point. I'm going to check out if it's cheaper to get there by plane. (B) F: It's so nice of you to go there by bus with me together. (C) F: Thank you, I like travelling by train as well. (D) F: I’m sorry, I don’t understand. Could you say it again?

Output: A


Input: Consider Input: F: What are you doing? ,M: I'm coloring in a coloring book. ,F: Aren't those for children? ,M: This is an adult coloring book. My boss actually told me about them, and she bought a book for all of her employees. Look, I'll show you my artwork. ,F: Wow, those pictures are very impressive. You're a great artist.
(A) M: Thanks for complimenting me for the pictures I took. (B) M: I didn’t hear you. Please could you tell me again? (C) M: Actually. I am not stressed as you said because I enjoy the games my boss bought me. (D) M: Why did you say I make you feel relaxed after you painting your coloring book?

Output: B


Input: Consider Input: M: How did you do on the test, Jane? You look very pleased with yourself when you left class. So I guess you must have done quite well. ,F: Unfortunately that was mostly overconfidence, Frank. I studied hard and I was very relaxed when I took the test. But I didn't get a very good grade.
(A) M: Well, I'm glad to hear that you get a good grade because you looked very pleased when you took the test. (B) M: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (C) M: It's not surprising you got a good grade because looked so relaxed in the test, right? (D) M: Alright, that's okay for you to feel nervous in the test, luckily you got a good grade at last.


Output: B