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.

Ex Input:
M: Does this bus really go to the mall? ,F: It goes all the way there. ,M: Are you sure? ,F: I know it does. I take this bus a lot.
(A) M: You must take this bus a lot. (B) M: You are still not similar with this bus even if you leave near the city. (C) M: You are still not similar with this bus even if you are an experienced driver. (D) M: I didn't hear you. Please could you tell me again?

Ex Output:
A

Ex Input:
F: What a terrible house! ,M: I'm sick of it, too! ,F: The doorbell doesn't work, there's no hot water, and the building is so old that it seems to be falling apart.
(A) M: I am really sorry, I did not catch that. Would you slow down, please? (B) M: I caught a cold after taking a cold bath last night because there was no hot water. (C) M: There is no doorbell in this restaurant, you have to wait for the waiter to open the door for you. (D) M: There is no hot water in the kettle. You can get some from the kitchen.

Ex Output:
B

Ex Input:
M: Julia, how was your trip to Amsterdam? ,F: It was great. You know the best thing I did? I rented a bicycle. It was really cool. I got to leave the college area and go out and meet some locals. They were really surprised when they found out I was American. ,M: Why is that? ,F: Well, they think Americans are all rich and fat and drive cars and never ride bicycles. ,M: Yeah, well, that's kind of true. ,F: Yeah, another interesting thing is that nobody locks their bikes there. ,M: Really? ,F: Yeah. I guess you don't have to. Nobody steals them. ,M: Why not? ,F: I guess it's because everybody has a bike.
(A) M: Right. Only few people have cars, and not everyone has a bike. (B) M: You are right. Although everybody has a bike, they will lock their bikes. (C) M: That is true. Nobody will steal s bike since everybody has a bike. (D) M: I am afraid I did not quite catch what you were saying. Please repeat it.

Ex Output:
C