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 outside in a yard. he <sep> (A) is showing the different tools needed for mulching. (B) is using a lawn mower to move a red rubber pad. (C) uses a tool on the ladder this is shown in several different ways, it appears to be an ax or some other tool. (D) is holding an ax over a pile of leaves while a woman is chopping them up.
Output:
A