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: 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.

Output: D


Input: Consider Input: M: I'll pick you up at 10:45 tomorrow morning. ,F: How long will the journey last? It's a 3 and a half hour drive. And we should give ourselves 40 minutes to have lunch and another 10 to wait for the ferry.
(A) M: Your flight will take off at 10:45. (B) M: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (C) M: I want to travel to Chicago by train. (D) M: Don't worry, we have enough time to go on board.

Output: D


Input: Consider Input: M: Alice, your laptop doesn't seem to be working very well. Is it broken or something? ,F: No, it's just a very old laptop. I got it over 5 years ago, so it's gotten really slow.
(A) M: What's matter with your laptop which is already broke down? Is it the new one? (B) M: I don't think there is something wrong with your laptop. You got it over 3 years ago, right? (C) M: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (D) M: That's why your laptop is really slow.


Output: D