Q: 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".
A little girl climbs up a pink side. An adult walks into frame. A child walks into and out of frame. the little girl <sep> (A) is standing, half on the ground, half on the sidewalk. (B) slides down and is caught by the adult. (C) goes to another side. (D) swings around while adults watch and leads back to the girl pulling her down the slide.
A:
B