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: My husband and I are having an anniversary party. Do you think we should mail invitations or just invite people in person? ,M: Paper invitations are nice, but everything is done online nowadays. Besides, it will be easier to keep track of who is planning to come if you do it that way.
(A) F: It is more sincere to invite others in person. (B) F: You'r right. I can email all the people I want to invite at one time and ask them to reply whether they will attend or not. (C) F: I didn’t hear you. Please could you tell me again? (D) F: I want to ask the teacher some questions online.

B