You will be given a definition of a task first, then some input of the task.
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.

M: Hi, Jane, nice to see you again. I heard that you went to the US during the vacation. ,F: Yes, I went to New York to attend a summer course in English. ,M: How lucky you are! How long did you stay there? ,F: About 50 days. I went there on July the fifth and came back on August the twenty-fifth. ,M: Where did you live in New York? ,F: I lived with an American family, the Whites. They're very kind people. Shortly after I arrived, we became good friends. And living in their house, I could speak English with them everyday.
(A) M: You like staying with the whites because they treat you like their own daughter, so you stayed there for about 40 days, right? (B) M: So you like to stay with the whites because you can speak English with them every day? (C) M: Excuse me, could you repeat the question? (D) M: So you like to stay with the whites because you can speak English with them every day. That's why you stayed there for about 40 days, isn't it?
Output:
B