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.

Example Input: F: How was your economics class? ,M: Well, to be honest with you, I fell asleep during the lecture. ,F: Was it that boring? ,M: No, it wasn't the teacher's fault. The problem is that I can't stay awake for a 2 hour lecture. I had been working in the evening at the hospital. ,F: Isn't that going to affect your grades? ,M: Probably, but I need to work to pay my school fees.
(A) F: So you need to work at restaurant to pay your hospital bill. Poor you. (B) F: I didn’t hear you. Please could you tell me again? (C) F: So you have to work at restaurant to pay your debts. (D) F: So you have to work to pay your school fees.
Example Output: D

Example Input: F: Hi, Tim. I was wondering if you'd like to drive me to the station tomorrow morning? ,M: I would be happy to drive you there. When do you need to go? ,F: I should get to the station an hour in advance. So I need to leave my house at 7:30.
(A) M: Alright, I'll drive to your home to pick you up at 7:30, I will come on time. (B) M: I didn’t hear you. Please could you tell me again? (C) M: Okay, 7:30 sounds reasonable, then we can go to the school at 8:00 together. (D) M: Alright, I'll come to your home at 8:30 and drive you to the airport.
Example Output: A

Example Input: F: Can I help you? ,M: Yes, so when is the next train to New York City? ,F: Let me see, the train to New York City. Here it is, daily except Sunday, at 10:30, 12:20 and 3:10. ,M: Are there any trains before 10:30? ,F: Sorry, not before 10:30. ,M: Then went to New York at 10:30.
(A) F: The 15:10 train to New York is booked for you. (B) F: Excuse me, could you repeat the question? (C) F: You want to take the 12:20 train? No problem. (D) F: 10:30 train to New York. That's confirmed.
Example Output:
D