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: Hello, could I speak to Selina, please? ,F: Speaking. Is that you, Tom? What's wrong with your voice? I hardly recognize your voice. ,M: I practice singing last night. I guess I practiced too hard. You know, it lasted from 7:00 to 9:00 last night. ,F: You must have hurt your voice. So what can I do for you? ,M: Well, Bob and his girlfriend have returned from China. Jenny and I invited them to come over and have dinner with us tonight. I've just opened the box of glasses and there is one missing. Then I remembered my son broke one about 2 months ago. I remember we bought the glasses together and you bought the same set of glasses. So can I borrow a glass from you?
(A) F: Although Jenny is your neighbor, we didn't go to buy glasses together, did you? (B) F: I am really sorry, I did not catch that. Would you slow down, please? (C) F: Although Jenny is your friend, why did you buy the glasses together? (D) F: I didn't even know Jenny was your wife.
Example Output: D

Example Input: F: Jack, your new tie's so beautiful. Is it expensive? ,M: Not really. One tires $35. But if you buy 2 ties, you can save $5, so I bought 2.
(A) F: You paid $60 in total. (B) F: You paid $65 in total. (C) F: You paid $65 for 3 ties. (D) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that?
Example Output: B

Example Input: M: Anna, your wedding day is this weekend. Are you ready? ,F: Yeah, I think so, except for one thing. I'm supposed to wear some special things to the wedding for good luck. ,M: I've thought you were planning to wear a wedding dress. ,F: I am of course, but it says that to have a happy marriage, I have to wear something old, something new, something borrowed and something blue. ,M: I've never heard about that. So what are you going to wear? ,F: Well, for something old, I'm wearing my grandmother's diamond ring. And my wedding dresse is something new and I'm wearing blue flowers in my hair. ,M: OK. That's something old, new, and blue. You still need something borrowed.
(A) F: Yeah, I am looking for something old for my wedding day next weekend. (B) F: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (C) F: Yeah, although I am looking for something borrowed, it's still a month before I get married. (D) F: Yes, I am looking for something borrowed for my wedding day this weekend.
Example Output:
D