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 marching band is in the midle o street. Behind the marching band a fire truck is in the parade. people on sidewalks <sep> (A) are watching the parade. (B) are in the street. (C) and campodes dodge the fire trucks. (D) and sidewalks gather and get ready to start a sidewalk fire.
Output:
A