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: Hi, Rob. Do you mind if I eat lunch with you? ,M: No, Mrs. Evans, not at all. ,F: Thanks. I've just heard you study nutrition and you've got quite a lot of experience working in the cafeteria, so I wonder if you are interested in a small project we're doing this term. ,M: What is the project about? ,F: More and more students prefer not to buy meals here and we want to attract them back. I want to know what the students would like to eat. Your job will be finding this out. Of course, I also like to hear any of your ideas. ,M: Well, if the menus were changed, maybe I wouldn't have to listen to so much criticism this term. You know, everyone in the nutrition class sees me when I serve food here, so they always complain to me about the food here.
(A) F: Excuse me, could you repeat the question? (B) F: Now that your job is cooking food for the students, you can ask them what they like to eat. (C) F: As more and more students prefer to buy meals here, you must very busy everyday when serving food for the students. (D) F: Then you should tell them that you have improved meals' nutritional value, it's your job to tell them.

Output: A


Input: Consider Input: F: Adam, I heard you want to get in shape. Why not join the club I am in? ,M: Is it far from our neighborhood? ,F: No, it's just 10 minutes away from here by bike. ,M: What do you do there? ,F: Well, I often start out running for about half an hour and then I get in the swimming pool for an hour. ,M: I really like swimming. It's a good way to lose weight, isn't it? ,F: Oh, it certainly is. I was 135 pounds when I joined the club. Now I weigh just 120 pounds, and I'm sure I'll manage to lose another 10 pounds by the end of July. ,M: That's amazing. Perhaps I'll go and have a look at your club tonight.
(A) F: Are you going to lose weight by cycling? The club is only 10 minutes' walk from here. (B) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (C) F: Although the club is 30 minutes away from here by bike, why are you going to lose weight by running? (D) F: Great, then you're probably going to lose weight by swimming.

Output: D


Input: Consider Input: F: What did you just put in the basket? ,M: Some peanut butter. ,F: That is not a jar of peanut butter. ,M: Ok, fine, they're peanut butter cookies. ,F: You know, we don't keep cookies in the house. ,M: Mom, please. ,F: I will buy you yogurt instead, it's much healthier. ,M: I don't like yogurt. What about some chocolate pudding? ,F: You can get the low sugar kind. ,M: That kind doesn't taste as good. What about some carrot cake? It has carrots in it.
(A) F: I am really sorry, I did not catch that. Would you slow down, please? (B) F: Although you imply carrot cake is not as delicious as other types of cake, we won't buy it and yogurt. (C) F: Since you imply carrot cake contains some healthy ingredients, why do you put peanut butter in the basket? (D) F: So you imply carrot cake contains some healthy ingredients, don't you?


Output: D