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.

Input: Consider Input: F: Tom, the cases are too heavy. I think we should take a taxi to the station. ,M: Not at this hour. Look at the traffic. It's moving very slowly. We can get there just as quickly on foot. ,F: Well, I can't carry this case any farther. ,M: Alright, let me take it then. The cases aren't that heavy. ,F: Don't be silly. They're heavier than you thought, especially when you carry them for some time. ,M: Hmm, perhaps it isn't a bad idea. ,F: What is not a bad idea? What do you mean? ,M: Taxi, taxi!
(A) F: As you refused taxi and the case isn't heavy, let's walk. (B) F: Though the case isn't heavy at all, it's good to take taxi. (C) F: Thanks god, you finally agree to call a taxi. Let's wait here. (D) F: I’m sorry, I don’t understand. Could you say it again?

Output: C


Input: Consider Input: M: Excuse me, Miss Ames, can I ask you something? ,F: Sure, John. Ask me anything. ,M: OK, would you please oil your door? ,F: What? ,M: You always come home so late. And whenever you open the front door, it makes a lot of noise. ,F: What do you mean late? I come back around 11:00. That's not late at all. ,M: Well, you spend hours after that going in and out, in and out, until my head feels ready to burst.
(A) F: Yes, I'm sorry to hear that. I usually come home late at night. (B) F: No. I never come home late at night. (C) F: No. You're bullshit. I usually come home in the middle of the day. (D) F: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that?

Output: A


Input: Consider Input: F: What time is it, Steven? ,M: Uh, it's 7:30. Aren't you going to finish your breakfast? ,F: I don't have much time. I've got a lot to do downtown today. ,M: If you're coming into the city, we may have lunch together. ,F: OK. Let's say 1 o'clock. I'll go to the gym. I have an aerobics class until 11:45. Oh, and it would have to be some place quick. ,M: How come? ,F: I have a hair appointment at 2:30. ,M: Oh, OK. What else are you doing today? ,F: I'm meeting Rebecca to do some shopping at 5:30 PM. ,M: Tough day. ,F: Well, it is my day off, you know. ,M: OK, OK. Enjoy your morning. I'll see you later. ,F: You better get going to. You're not even dressed yet. ,M: Don't worry about me. I'll get to work on time.
(A) F: Alright, I am going to work, don't forget to meet me at 2 o'clock (B) F: Rebecca has to work today, so don't forget we are going to meet each other at 12 o'clock because I have to wait for her to finish all her work. (C) F: Excuse me, could you repeat the question? (D) F: Okay, wish everything goes well with your work today.


Output: D