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.

Ex 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.

Ex Output:
D


Ex Input:
M: You only have an hour for lunch. ,F: Well, now I have only 45 minutes. ,M: That's not much time. Where should we go? How about Tornis Ettling Restaurant? Just across the street. I love the pizza. ,F: I love the food too, but they are really slow. Last week, I waited 30 minutes for my food. ,M: OK. Let's have a sushi at the David's. We can be in and out in 20 minutes. ,F: Today is the Thursday, David's is not open.
(A) M: Oh, yes. It is usually crowded on Thursday. (B) M: I didn’t hear you. Please could you tell me again? (C) M: Oh, yes. It is usually closed on Friday. (D) M: Yes, it is really far and crowded today.

Ex Output:
B


Ex Input:
M: Did you grab everything from the car? We should check before we leave this area. We have a long day of hiking ahead of us. ,F: Yes, I did it already. Where should we go now? ,M: We're going up to the top part of the mountain. ,F: Is that where we get the tickets? ,M: Yeah, it's about a 20-minute walk from here. ,F: That's not so bad. ,M: Just wait till we get the tickets. It's a 3-hour hike from there to the top. ,F: How far is the lake from the top? ,M: Another 40 minutes, we can have lunch at the top or down by the water. ,F: We had a late breakfast, so I can wait. I'm excited to see this lake. The guidebook says it changes color throughout the year. ,M: That's true, in the fall and winter, it's skyblue because of the light reflecting off tiny pieces of ice in the lake. At this time of year. It turns green because of the plants that grow under the water.
(A) F: I know it is orange because now is fall. (B) F: I am really sorry, I did not catch that. Would you slow down, please? (C) F: You mean it is green during winter like now? (D) F: I hope we can see the green lake clearly.

Ex Output:

D