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: Hello Martin, long time no see. I heard you went to France to study, how was that? ,M: I was only there for a year, then I took a year off to travel around Europe. ,F: Where did you go? ,M: I went to Switzerland first and then Germany in Austria. I was planning to end my trip in Italy, but it didn't work out. ,F: Oh well, is it good to be back? ,M: Of course, but I'm returning to France to finish my degree. It's a four-year program.
(A) F: Really? You are returning to Italy to finish your degree and you need two years for your degree? (B) F: I am afraid I did not quite catch what you were saying. Please repeat it. (C) F: So, you mean it's a four-year program and now you need three years for this degree? (D) F: Really? You are not returning to France to finish you degree? Oh, you need four years for this degree!

Output: C


Input: Consider Input: F: I think it's very important to relax because if you don't. You can get too stressed. What do you think? ,M: Yes, I think so, once I even got ill because I was too stressed out studying for exams. But what do you do to relax? ,F: Well, sometimes I go to my room and lie down and listen to my favorite music or read a book. What about you? ,M: I want to relax, I often play computer games. ,F: I don't think computer games are relaxing. Yhey can be so exciting and then it's difficult to stop playing. ,M: It's not a problem for me, it's good fun. I sometimes play until midnight. ,F: Really? That's too bad for your health, you'd better not stay up for it again. Going out is a better way. I sometimes like to take my dog for a long walk in the country or a park. That makes me feel healthy and relaxed. ,M: I agree with you.
(A) F: Excuse me, could you repeat the question? (B) F: Thanks for discussing the ideas of healthy life with me. (C) F: Thanks for discussing the ways of relaxation with my dad. (D) F: Thanks for discussing the ways of relaxation with me.

Output: D


Input: Consider Input: F: We are finally in our last year of highschool. How exciting! I can't wait to graduate. ,M: Neither can I. But I don't think this year is going to be that easy. ,F: What do you mean? ,M: Well, in order to get into a good college, we have to take challenging classes this year. ,F: Of course, but we'll still have some time for fun. ,M: I don't know. I'm taking advanced math, English, 2 different science classes. ,F: Oh, don't worry. You've taken difficult classes before. ,M: Yes, but I'm also volunteering at the hospital 3 times a week. I think it will help me get into medical school.
(A) F: You want to major in English in university? Good luck. (B) F: I didn’t hear you. Please could you tell me again? (C) F: Good luck with that. I think you have what it takes to go to medical school. (D) F: You are volunteering at the hospital twice a week in order to get into medical school? Good luck.


Output: C