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 man sits down by the sidewalk playing a guitar. A black man approaches to watch the guitarist perform. a woman <sep> (A) approaches to sing with them and they begin to have a conversation. (B) stands by recording the performer. (C) comes holding a guitar made out of materials. (D) at various functions watches on as the guitarist plays.

Ex Output:
B


Ex Input:
[header] How to make a sleeveless shirt [title] Choose which shirt you would like to make sleeveless. [step] Almost any shirt lends itself to becoming sleeveless, but there are some common options. [substeps] T-shirts old blouses long-sleeved shirts [title] Turn your shirt inside out and lay it on a flat surface. <sep> (A) [step] Cut along the fold so the front of the shirt is close to the seam. [title] Lay a piece of duct tape across the seam. (B) [step] Roll up the sleeves so that they extend past your elbow and onto your shoulder. If you can, collect some excess material in a bag or pick it up from the floor and then place it back over your shoulder. (C) [step] This can be a small table, a textbook, or a pile of paper. Because this is the shirt with the sleeves rolled off to the side, it should be close to the outside of your shirt. (D) [step] It is important that the surface is flat so that you cut the shirt evenly. [title] Cut strips into the sleeves, perpendicular to the seam.

Ex Output:
D


Ex Input:
[header] How to move out of state [title] Create a list of your essential things. [step] Write down a list of the things that are essential to move. Items such as important furniture, clothes, and kitchenware would be the types of items you'd want on your list. <sep> (A) Write down as many of these items as possible before you decide how and where to move your furniture into your move-in home. [substeps] Keep to this basic list until you're ready to move into a new home: where, when, where, what, where, who, etc. (B) [substeps] Tables, chairs, and bedroom furniture would be considered important furniture small shelves or desks that could easily be replaced can be left behind. [title] Make a pile of things to donate or sell. (C) List them in chronological order so you don't forget them. [substeps] Some of your most essential household items are things you want to leave behind, just make sure you don't put any of them on your list. (D) [title] Sit down with the five person list. [step] Plan your move by consolidating your items together.

Ex Output:

B