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: What seems to be the problem, Mrs. Garcia? ,F: When I look at the newspapers, I can hardly read it. ,M: Well, you might need a new medicine. Let me examine your eyes.
(A) F: You can borrow Lu Xun's book here. (B) F: Excuse me, could you repeat the question? (C) F: Will you come to the hospital tomorrow? (D) F: How do I take these drugs?
Example Output: D

Example Input: M: Oxford Travel Agency, how may I help you? ,F: Hello, I'd like to ask about the package tour from Newcastle to London. ,M: Sure, what's your question? ,F: Your website says that the trip starts off every Thursday. Can I join the trip on July thirtieth? ,M: Sorry, I'm afraid it's full. How many people are going? ,F: My husband and our two children will go with me. ,M: 4 people then. There is still enough places on August sixth. Will that do? ,F: That's fine. Any discount for children under 12? ,M: Sorry, the price for children is the same, 700 pounds each person. It's already cheaper than other agencies.
(A) F: I'm going alone, so I just need to pay the $700, right? (B) F: 1,400 dollars per person? So it's $2,800 for mom and me. (C) F: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (D) F: Wow, I will have to pay $3,300 in total for this Oxford trip.
Example Output: C

Example Input: F: The toy is lovely. I'll take it. ,M: Are you paying in cash? ,F: No, I will pay by check if it's OK. ,M: Of course, you can also pay by credit card if you like.
(A) F: I'd like to pay by check. (B) F: I’m sorry, I don’t understand. Could you say it again? (C) F: I do not want to pay by check. I'd like to pay in cash. (D) F: I would like to pay by credit card.
Example Output:
A