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: Wow, you look like a drowned rat. Didn't you know there's a thunderstorm today? ,M: I knew there would be a rain, but I didn't expect it would rain cats and dogs today.
(A) F: I am sorry to hear that you almost drowned himself. (B) F: I didn’t hear you. Please could you tell me again? (C) F: So you got wet in the storm yesterday, right? (D) F: Why did you get so wet in the storm?

Ex Output:
D


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:
F: Rose, Christmas is coming soon. What presents shall we buy for the children? ,M: What about a bike for John? He's been asking for one for a long time. ,F: But I don't think he's old enough to ride a bike to school. Let's buy him a football instead alright? ,M: OK, what should we buy for Jane? ,F: Well, she likes music very much. Shall we buy her a guitar? ,M: I think an MP3 player will be better. It can help her learn Chinese. ,F: Then let's buy one for her. Now what about little Jack? ,M: Well, he's still a young baby. I think a toy car is best for him. ,F: I couldn't agree more. When shall we go and buy the presents? ,M: Well, tomorrow is Sunday. Let's go shopping tomorrow afternoon after we see the film. ,F: But we mustn't let the children know about the presents before Christmas. ,M: I'm sure they won't know. I'll take them to the McDonald's while you were doing the shopping.
(A) F: I'll take our children to McDonald's to buy some presents. (B) F: We need to drop our plan for movies for buying presents for the kids. (C) F: We can go shopping after going to the cinema tomorrow afternoon. (D) F: Excuse me, could you repeat the question?

Ex Output:

C