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: Batina and Simon are getting married next month. ,M: Really? How do you know? Have you seen them recently? ,F: Not for ages. I got Batina's call this afternoon. ,M: That's great! I hope will get invitations to the wedding soon.
(A) F: Don't be disappointed. They must have forgot to call us. (B) F: Don't be depressed. Batina is going to be happy with Simon and you will find someone else. (C) F: I am afraid I did not quite catch what you were saying. Please repeat it. (D) F: Calm down. Don't be so excited. They won't hold their wedding until next year.
Example Output: C

Example Input: F: All you do all day is working and watching TV. You really should start thinking about exercising. ,M: I never thought about that. But you're right. I should start doing more outdoor activities.
(A) F: I'm sorry, I don't understand. Could you say it again? (B) F: You need to reduce outdoor activities and have a good rest at home. (C) F: It takes me three hours to finish my homework every day. (D) F: You can do some outdoor exercise after dinner every day.
Example Output: D

Example Input: F: We haven't got much time left now. There's still so much to see in this museum. ,M: We'll just have to choose one more exhibition. ,F: What about jewelry from the ancient world in Hall 3? ,M: But look at the queue. We'll spend half our time waiting if we go in there. Why not try the rainforest in photos and haul 5? You can wander around and see all the forest animals. ,F: OK, then we won't have time to visit rescue by helicopter. There is a real one in Hall 6. ,M: Maybe next time.
(A) F: You're right. There are too many people in Hall 6. It has the fake rescue by helicopter. (B) F: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (C) F: You're right. There are too many people in Hall 5. But Hall 5 has no animal. (D) F: You're right. There are too many people in Hall 3. It has the rainforest.
Example Output:
B