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: One of the men is using a controller to make the arm pick up a bottle. The arm brings the bottle to the man's face, so he can take a drink. then the robot <sep> (A) arrives and grabs the bottle and the person makes the arm grab. (B) removes the bottle and drinks. (C) has to take it away again. (D) returns the bottle to the table.
Output:
D