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: M: Universal Travel Agency, may I help you? ,F: Yes, my husband and I want to take a vacation to an island somewhere. Do you have any places to recommend? ,M: Certainly, off the top of my head. I would suggest the island of Bali. ,F: Why Bali? ,M: At this time of year. Most places have a lot of rain, but it is the dry season in Bali. There are also many excellent restaurants and hotels to choose from, plus, Bali is known for its surfing and diving, and I must say that the shopping is absolutely great.
(A) F: I'm glad that the island of Bali is known for its good weather, because my parents and I don't like rainy days when we are traveling. (B) F: That's great, Bali is known for its surfing and diving, my friends will love it. (C) F: Excuse me, could you repeat the question? (D) F: Awesome! my parents and I both like shopping, that's a really good news that Bali is famous for the shopping centers.
Example Output: C

Example Input: F: I think this house will meet all of your needs, Mr. Jones. ,M: Well, I don't particularly like the neighborhood. ,F: I understand your concern, Mr. Jones, but let's take a look inside. ,M: OK, but I'm really concerned about the neighborhood. ,F: That's OK, Mr. Jones. We're not married to this home. ,M: I guess we can look inside since we're here. ,F: Great. Let's go inside. It's a beautiful home. This is the living area, it's quite spacious. ,M: Uh-huh, I see. ,F: And this is the master bedroom. ,M: It's a beautiful home, but I'm afraid it just doesn't feel right. ,F: What's wrong, Mr. Jones? ,M: It's the lighting, and it just doesn't feel right, sorry. ,F: All right, Mr. Jones. This may not be the right house for you. ,M: That's what I've been trying to tell you. ,F: That's OK, I've got more homes to show you. ,M: That's good to hear.
(A) F: Honey, maybe this house is our right house. (B) F: Great! You can sign the contract and live in this house right now. (C) F: Well, as a teacher, it's my job to solve your problems. (D) F: I’m sorry, I don’t understand. Could you say it again?
Example Output: D

Example Input: M: Would you like a cup of coffee? ,F: Yes, that would be good. ,M: Cream or sugar? ,F: Neither, just some milk. ,M: OK. Oh, no. ,F: What's the matter? ,M: This machine is out of order. ,F: Did you lose your money? ,M: I sure did. ,F: You are to complain. These machines are always out of order. ,M: Well, you still want a cup of coffee, don't you? ,F: Yeah, let's go to the restaurant at the student center. ,M: But last time I was there, it was so crowded that I had to wait in line for almost half an hour. ,F: Really? Let's go somewhere else then. We can't take too long because we have a test at 3:00.
(A) M: It's 3:30 now. We still have time to get a cup of coffee. (B) M: It's OK. It's only 2:30 now. We still have an hour left. (C) M: I am really sorry, I did not catch that. Would you slow down, please? (D) M: Alright. It's 2:30 now. We only have 30 minutes left.
Example Output:
D