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: 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: Hi Miya, how are you? ,F: I'm very well, thanks. But I'm crazy busy these days. How are you? ,M: Fine, thanks. Why are you so busy? ,F: I have a Chinese test next week.
(A) M: So you are busy with your Chinese study for the commming exam this Friday. (B) M: Which level of the Chinese test you will have next week? (C) M: I didn't hear you. Please could you tell me again? (D) M: Why do you want to go to the cafe? You are so free these days.

Ex Output:
B

Ex Input:
M: Hi, I'm Mike. I just moved in next door. ,F: Oh hi, come on in. I'm Barbara. Would you like something to drink? ,M: Thanks, some tea would be nice. I really like your tea set. Where did you get it? ,F: Oh, there is a supermarket not far from here. I bought it on sale. But there is also a teahouse around the corner.
(A) M: I am really sorry, I did not catch that. Would you slow down, please? (B) M: You have a good eye on fruits! Which supermarket did you pick up? (C) M: Oh my god! You bought a tea cup in a tea house? Good taste! (D) M: You get it from your friend? Your friend's taste on dress is so good!

Ex Output:
A