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:
F: You look tired. Didn't you get enough sleep last night? ,M: No, I had a bunch of friends over and we partied until midnight. ,F: No wonder you look so bad. ,M: I guess I just can't take late nights like I used to. My head is spinning. ,F: I think you need to go home and take a rest. ,M: I wish I could, but I don't think I can keep my eyes open long enough to drive home. ,F: Don't worry. I'll give you a ride home.
(A) M: Thank you for driving me home. I will not take late night any more. (B) M: We did have lots of fun together last night, let's have a rest now. (C) M: You can go home. I'll stay working for a while since my head is clear. (D) M: I’m sorry, I didn’t understand. Could you repeat a little louder, please?

Ex Output:
A


Ex Input:
M: Did you see that new play at the Odeon Theater? ,F: I saw about half of it. It was so boring and strange. I got up and left. ,M: If I didn't know better, I'd say we saw different plays.
(A) F: Why did you disagree with me and think the new play was interesting? (B) F: You also think that the new play was boring, right? (C) F: I am afraid I did not quite catch what you were saying. Please repeat it. (D) F: So you think the old play was interesting but not the new one, right?

Ex Output:
A


Ex Input:
F: Hey Joe, is there anything to eat? I'm starving. ,M: No, I thought there was a frozen pizza but it's gone. Um, Meg, why don't we get take out? ,F: Oh oK. Why don't we get Chinese food wongs quick?
(A) M: OK. Let's eating out. (B) M: Well. I am going to prepring dinner. (C) M: Sound good. Let's ordering take-out on Chinese food. (D) M: I’m sorry, I don’t understand. Could you say it again?

Ex Output:

C