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: M: I was awaken up in the middle of the night. I felt the building shaking. ,F: What time did it happen? ,M: I don't know. It was dark everywhere. I couldn't see the clock. Luckily, I lived on the second floor. I hurried to run out. With the Moonlight I found it was 2:45.
(A) F: So, you could not see your watch because the electricity was cut off. But with the moonlight you found it was 3:45. (B) F: So, you mean you could not see your watch because the electricity was cut off. (C) F: I’m sorry, I didn’t catch that. Would you mind speaking more slowly? (D) F: So, you mean you could not see your watch because you hurried to flee for your life and you lived on the fifth floor?
Example Output: B

Example Input: F: You looked tired today, John. What's wrong? ,M: I have so many things to do. I am so stressed out. ,F: Well, just relax. You told me that you have one day off today. You said you would take our daughter to the park.
(A) M: I will take our son to the park. (B) M: Excuse me, could you repeat the question? (C) M: I will take our daughter to the zoo. (D) M: Honey. I don't know how to deal with my stress.
Example Output: D

Example Input: F: How did you get here? ,M: I came here by bus, there's something wrong with my car.
(A) F: Yeah, by taxi is a good choice. (B) F: I'm so glad that you didn't take the bus. (C) F: By bus is a good choice, actually. (D) F: I’m sorry, I don’t understand. Could you say it again?
Example Output:
C