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 in welding attire welds a piece of metal to another piece of metal on camera. a man wearing protective clothing and a metal welding hat <sep> (A) stands in front of a piece of metal missing a long strip on the face of it. (B) welds an item other. (C) welds tiles together while speaking to the camera. (D) welds a piece of metal without welding anything.
Output:
A