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: F: Jack, how have your two sons been doing at school recently? ,M: Don't ask. Mark never start studying and Jason never stop studying. ,F: You are joking. I heard that Jason is likely to be at the top of his class after his exams this year. ,M: Yes, so his teachers say he's been buried in his books every evening for months on end recently. He is hoping to go to Harvard University. ,F: Great. Maybe he'll become a university professor himself in the future. ,M: Maybe, but sometimes I wish he'd go out and enjoy himself for a change. ,F: How about the younger one? ,M: Well, Mark's teachers say he has ability, but he rarely does his best. He does his homework in 10 minutes every day and then rushes out to play football. ,F: But he can make his fortune at football. People can make a lot of money from sports now. ,M: My wife always worries about their future. She wants Mark to study law. I don't believe in forcing them. But I wonder how Mark will progress over the next few years. ,F: Perhaps you, you can have a talk with him now to find out what he's thinking about his studies and future plans.
(A) M: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (B) M: That is right. I should talk with Mark with his future plan. I feel worried about him. (C) M: Good idea. I should talk to my wife about my two daughters. They are too naughty. (D) M: Thanks for your advice. I will have a talk with Mark about his plan for Harvard University.

Output: B


Input: Consider Input: M: I placed the order almost a week ago. Why hasn't the package arrived yet? ,F: I guess there are not enough delivery men in China during Spring Festival.
(A) M: But today isn't Spring Festival. (B) M: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (C) M: Thanks god！My order has finally arrived. (D) M: Please be patient and wait for the delivery.


Output: D