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".

Ex Input:
He then discusses what to do when a sunburn does occur, how to handle it to take care of your skin. a slide <sep> (A) shows that he should be in a building showing how to iron, then he begins by giving the results of another remove. (B) shows a person's finger and toe nails are shown before he jumps on an ironing board to iron. (C) show of a razor obtain; first is placed in a glass, then in a bowl. (D) is shown to make us aware of when a sunburn is bad and needs medical attention.

Ex Output:
D

Ex Input:
A man is standing in the snow. he <sep> (A) is holding a large shovel. (B) is in an area filled with trees, and he is being held up by another man. (C) grabs a scoop and shovels it out. (D) is holding on to a rope attached to a machine.

Ex Output:
A

Ex Input:
A little boy is climbing up the stairs of a play gym, he stops once and points at a red tube opening but passes it. he <sep> (A) climbs to the top, grabs the tube and is pulled down the stairs. (B) gets to the red tube slide at the top and points to it and then slides down. (C) throws a rock up into the tube but it never goes far enough. (D) shows a door with several signs that say " access to your home ".

Ex Output:
B