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:
A woman is playing a set of bagpipes in a room. she <sep> (A) begins to tap on the instruments, trying to play them in tune with each song. (B) laughs as a man helps her adjust the pipes, and continues to play. (C) goes back and forth, and she doesn't seem to be confident in her play. (D) strums them as she moves with the music.

Ex Output:
B


Ex Input:
[header] How to make icing for cookies [title] Gather your ingredients. [step] This simple recipe for sugar cookie icing only takes fifteen minutes to make. It yields enough icing for twelve to fourteen cookies. <sep> (A) Bake your sugar cookies before you start on the icing. They must be completely cool before you can ice them. (B) To make this recipe, you will need the following ingredients : [substeps] 11 cookies 1 greased cupcake (finished) 2 cups sugar [title] Preheat the oven to 350 ° f (177 ° c). [step] You will grease the cupcake pan. (C) You will need : [substeps] 2 ¾ cup. Of all-purpose flour 2 ½ cup. (D) It also has the added benefit of approximately 70% reduced fat. The amount of icing depends on how many cookies you plan to make.

Ex Output:
A


Ex Input:
A woman is playing a violin on the street while various people walk around here and behind her. she <sep> (A) continues to play violin while people pass by her. (B) continues playing the violin and beginning to intermittently move the sticks up and down. (C) smiles into the camera while playing and continues playing the song while several people bend down to tip her and walk around her. (D) finishes and walks off, leaving the violin lying on the ground.

Ex Output:

C