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 large yard is shown followed by a young child pushing a lawn mower around. the boy <sep> (A) takes the pieces of wood and rows them with the lawnmower using only his two hands. (B) then jumps up on the lawn and turns it on and continues to mow the lawn. (C) continues to push the toy around and stops a few times to bend down to a grown up position. (D) continues pushing the lawn mower around while the camera watches from the side.
A:
D