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: Good morning, Ann. ,F: Good morning, Mister Jones. ,M: How about a cup of coffee? ,F: I will make it now. ,M: And can you tell me what meetings I have this week? ,F: I will bring the diary. OK, this afternoon you have a meeting with your accountant at 5:00 PM. On Wednesday, you are going to London. Don't forget your train leaves at 9:30 AM. ,M: OK, what time is my meeting in London? ,F: At 11:30 AM. And on Thursday, Miss Von wants to talk to you.
(A) M: Thanks, you are a good student. (B) M: Thanks. I am such an excellent secretary. (C) M: Thanks, you are such an excellent secretary. (D) M: I am afraid I did not quite catch what you were saying. Please repeat it.
Example Output: C

Example Input: M: Excuse me, madam, I wonder if you could help me. ,F: Yes. ,M: Do you happen to know anything about the Flower Show? ,F: Well, it is in the Forest Park. ,M: Can you tell me something about it? Is it interesting? ,F: I'm afraid I'm not really sure because I have not had the time to see it, but my daughter was there that day before yesterday. She said it was really beautiful. All sorts of flowers, roses, tulips. You name it, they have it. You see the show is one of the tourist attractions in our city. Go there and take a look, young man. ,M: I will. By the way, do you know when it is open? ,F: Well, let me see. It's open in the afternoon. My daughter told me.
(A) M: I will be here as your daughter said the Flower Show was beautiful. (B) M: I will be here as your daughter said the Forest Show was beautiful. (C) M: I'm sorry, I didn't catch that. Would you mind speaking more slowly? (D) M: I will be here as your daughter said the Forest Show was the biggest tourist attraction in the city.
Example Output: A

Example Input: F: Thank goodness, it wasn't as hard as I thought. ,M: Well, it was completely within my expectation. ,F: But don't you think the answers weren't clear for the last few multiple choice questions? I just guessed. ,M: I totally agree. The teacher set a few obstacles for us on purpose. Otherwise, everyone would get full marks. ,F: The other tough part was the writing, though what we were required to do was just write a very short and simple essay. I was confused a lot by the use of Chinese words and sentence structures. ,M: Um, I had the same problem, we should read more, and then imitate the writing. ,F: Good idea. I believe we will make better progress by practicing more in this way.
(A) M: I really enjoy talking about an interview with you. (B) M: I'm sorry, I didn't understand. Could you repeat a little louder, please? (C) M: I really enjoy talking about an exam with you. (D) M: I really enjoy talking about a writing contest with your mother.
Example Output:
C