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: Oh, Patrick. I can't get this phone to work. Can you help me? ,M: Are you trying to make a call? ,F: Yes, I just got it and I can't get the thing to work. ,M: Let me see. OK, you turn it on. ,F: I didn't turn it on. ,M: No, see you wait for the screen to light up. Then you enter the phone number and press the C button, right here. Got it? ,F: OK. I've got it. Ha! It's ringing. Hi, baby, it's me. Listen, I'm going to be a little late. I'm still at work in the office. OK? I'll be back by about 6:00.
(A) M: I am really sorry, I did not catch that. Would you slow down, please? (B) M: Let's go back to our project. We have to finish it before leaving the office. (C) M: Since you plan to go home at 7pm, we need to hurry to finish our works. (D) M: Let me pack this phone for you, ma'am. And what color do you prefer?

Ex Output:
B


Ex Input:
M: Was that telephone ringing? ,F: I didn't hear anything. ,M: I thought I heard it ring two or three times. ,F: Sometimes when the windows are open, you can hear our neighbors phone. ,M: Well, I'm expecting an important phone call and I don't want to miss it. ,F: Is it anything I should know about? ,M: Not really. It has something to do with work and doesn't really affect us here at home. ,F: Well, why don't you go ahead and do what you want to do outside? I'll call you if the phone rings. ,M: Thanks, I think I will. I've been waiting so long now. I'm getting nervous. I need to breathe in some fresh air.
(A) F: The phone you are waiting for will not come even you're very nervous, so just relax. (B) F: Don't be nervous about neighbor's phone, we won't hear it even with open windows. (C) F: I’m sorry, I don’t understand. Could you say it again? (D) F: It must be the phone you're waiting. We can't hear our neighbor's phone at any case.

Ex Output:
A


Ex Input:
M: Where are my car keys? They're usually on the bookcase, but I can't find them. Do you have any idea where they might be? ,F: I found them in the pocket of your coat when I did the laundry this morning. I put them on the coffee table.
(A) M: Thanks. I just found my car keys on the bookcase. (B) M: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (C) M: Oh, my room keys are on the coffee table. But where are my car keys? (D) M: Oh, my car keys are on the coffee table.

Ex Output:

D