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 boy is using a pretend vaccuum cleaner inside a house. beside him <sep> (A) , a boy with spiky hair is shoveling snow and talking to the camera. (B) , a woman puts on more gloves. (C) walks a woman welding in the garden. (D) , a man is using a real vacuum on a rug.
Output:
D