Definition: 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: F: What is it? You seem thrilled. ,M: Mary just told me that I'm gonna be a dad soon. ,F: Really? I feel so happy for you, too. Congrats.
(A) M: Thank you, I am so happy that I will be a grandpa soon. (B) M: I'm so happy for her, she and her husband want to have a baby for a longtime. (C) M: Thank you so much. My wife and I are so excited to be parents. We need to learn a lot of things. (D) M: I’m sorry, I didn’t understand. Could you repeat a little louder, please?

C