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: A man is seated inside a bedroom. He unties a shoe in his lap. he <sep> (A) then demonstrates how to lace up a pair of shoes. (B) then irons the other shoe. (C) shows how to wedge the toe into the shoe. (D) talks about it, pointing to it.
A:
A