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 can speak German? Where did you learn it? ,M: I used to live in Germany with my mother when I was little.
(A) F: So you acquired German when you lived in Germany. (B) F: I didn’t hear you. Please could you tell me again? (C) F: Oh, you are a German, so you speak fluent German. (D) F: You and your dad used to live in Germany? Now I understand why you speak German.

Ex Output:
A


Ex Input:
M: We can go to see the movie, saving the planet at the rock. What time does it start? ,F: 8:00 o'clock. ,M: So we can be back about 10:30, right? ,F: No, it doesn't end until 11. ,M: I can't sit in the cinema so long.
(A) F: Really? You can sit in the cinema so long? Oh, the film Saving the Planet last just lasts two hours. (B) F: I’m sorry, I don’t understand. Could you say it again? (C) F: Really? You can't sit in the cinema so long? Oh, the film Saving the Planet last just lasts three hours. (D) F: Well, actually we can be back about 10:30 and the film Saving the Planet last just lasts three hours.

Ex Output:
C


Ex Input:
M: Linda, I can't find my cellphone anywhere in this hotel room! Could you call it? ,F: OK, I'm calling it. ,M: I don't hear anything. I think the batteries dead. ,F: Oh, no? How are you going to find it? We have to leave for the wedding in 15 minutes. ,M: Well, maybe I won't take my cellphone to the wedding. Do I need it? ,F: Yes, you need it. My sister might call you to tell us how the kids are doing. Maybe it's in the car. ,M: I remember where it is. I left it in the bakery where we ate breakfast. ,F: OK, well, I need to call my sister to tell her you lost your phone. Then I'll call the bakery. If the bakery is still open, maybe we can pick it up before we go to the wedding. Please keep your phone in your pocket next time.
(A) M: OK, sister, I see. Don't forget we have to go to the wedding in 20 minutes. (B) M: Excuse me, could you repeat the question? (C) M: OK, dear wife, I will never leave my mobile phone at home next time. (D) M: OK, teacher, I won't leave my mobile phone at home next time.

Ex Output:

B