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: The countryside was wonderful. I like the fresh morning air. ,M: Yeah. As for the village we went to yesterday, there was so much fog around. I think it was a good place for an adventure film.
(A) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (B) F: I hope our trip is perfect. There was not so much fog around the village. (C) F: You are right. What a wonderful trip. I love the fresh morning air. (D) F: Yes. I prefer this photo about the village where there was not so much fog.
Example Output: C

Example Input: F: How can you be shouting at your grandpa? You can't be so rude! ,M: No, I don't want to be rude to him, but I had to shout so that he could hear me. My grandpa has something wrong with his ears. He doesn't hear well. ,F: I'm sorry. I misunderstood you. Your grandpa looks kind. ,M: Yes, he is kind to everybody in our small town. So we all respect him. ,F: He looks quite old now. He must be in his seventies, right? ,M: Yes, he is 75 years old this year. ,F: Though he looks so old, he is still in good health. ,M: Yes, of course, he gets up early every morning and does some exercise in our garden. That's why he is still in good health. ,F: How's your granny? Is she still in good health like your grandfather? ,M: She was 5 years younger than my grandfather, but she died of heart disease 3 years ago.
(A) F: Sorry to know your grandmother passed away this year at the age of 75. (B) F: Excuse me, could you repeat the question? (C) F: Oh, I'm sorry to hear that your grandmother died in a quite young age of 67. (D) F: I feel sorry. As she left at the age of 65 last year, you must miss her a lot.
Example Output: C

Example Input: M: How did your dancing lesson go today? ,F: Exciting, but it was hard work. I really need a rest now. ,M: Yeah, I can see that. Go and get relaxed.
(A) F: I am really sorry, I did not catch that. Would you slow down, please? (B) F: I feel tired but I am happy that I learned new dance movement in the class. (C) F: I feel so excited because I got an A in my English class. (D) F: I felt so tired after the singing lesson.
Example Output:
B