In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D".
Q: Three other people are near her, also on exercise machines. The woman then begins to use the exercise machine. the video <sep> (A) ends with the closing captions shown on the screen. (B) ends with the woman stopping the machine and smiling at the camera. (C) ends with the closing credits shown. (D) then cuts to another day of water polo, and the women shake hands and talk about their progress.
A:
B