Instructions: 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". 
Input: There is man in a red uniform prepping to get on and start performing. he <sep> (A) gets on the balance beam and starts to spin around and around. (B) shakes a bottle full of water and then continues doing preparation. (C) climbs up a large red lift out of a room. (D) starts as he has to in the beginning.
Output:
A