Definition: 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: A man is talking on a basketball court. he <sep> (A) picks up a bottle of water and takes a drink of the water. (B) shows how to play the volleyball. (C) then demonstrates how to throw a ball to the goal. (D) starts hit by the ball.
Output:
A