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.

Ex Input:
F: Tom, please go to the door. I hear the Bell. ,M: It's the mailman mother. Here's a letter from uncle George. ,F: Give it to me. How wonderful! He is coming to visit us. ,M: And when's he coming? ,F: He's coming by car on the twenty-fourth. He staying from the twenty-fourth to the twenty-sixth. ,M: And let me look at the calendar. And good, and the twenty-fourth is a Saturday, is he coming alone? ,F: No, he's coming with aunt Cynthia and the girls. ,M: Uh, mother, I don't remember the girls. How old are they? ,F: Your cousin, Fe is 15. Rosemary is older than Fe, she 17.
(A) M: Oh, yeah, I forgot that Fay is two years younger than Rosemary. (B) M: Actually.I am older than Fay but younger than my sister Rosemary. (C) M: Yeah, my sister Fay is two years younger than Rosemary. (D) M: I’m sorry, I didn’t understand. Could you repeat a little louder, please?

Ex Output:
A


Ex Input:
F: Jerry, were you late yesterday? ,M: Yes. As I was leaving for work, my wife told me she had a fever. So I took her to the hospital. ,F: I'm sorry to hear that. Is she better now? ,M: Yes, a little. Thank you.
(A) F: So you had a fever yesterday. Your wife sent you to the hospital, right? (B) F: I am afraid I did not quite catch what you were saying. Please repeat it. (C) F: Since you were ill in hospital yesterday, you shouldn't come to work today. (D) F: Although you were late for work yesterday, it doesn't matter because you had a fever yesterday.

Ex Output:
B


Ex 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.

Ex Output:

D