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: A man is standing outside holding a black tile. He starts putting the tile down on the ground. he <sep> (A) takes a rag and wets it. (B) cuts the tile with a red saw. (C) then lays down on his back and starts holding a piece of metal. (D) continues hanging the tiles down on the floor and then knocks them over.
Output:
B