Detailed 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".
Q: Scuba divers gather on a boat as a man speaks. We see several fish and a shark. the scuba divers <sep> (A) swim behind the boat. (B) row the boat as the man speaks. (C) push a large piece of equipment into a shark hole on the boat. (D) dive, looking at the fish and waving at the camera.
A:
D