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 room is shown with an acoustic guitar lying across a beige sofa and a stone art piece in front of the sofa with rocks in it. a person, face unseen , <sep> (A) is standing in front of the rock wall with canvas in front of him and paints on a pallet. (B) begin to play the guitar and an image of a man teaching him how to play while he's playing backs into her music room and onto a white screen, not a person else. (C) holds a lit cigarette and the approached to lift up the guitar in a lounging pose. (D) approaches the sofa and picks up the guitar.

Ex Output:
D


Ex Input:
[header] How to ombre paint a dresser [title] Decide upon a horizontal or vertical ombre effect. [step] Ombre painting simply means painting in a gradient, employing different shades of the same color to create the effect of fading. Before painting your dresser, decide if you want to create an ombre effect from top to bottom or from left to right. <sep> (A) [substeps] Horizontal ombre painting means painting up and down, crossing between shades of black and white to create a rainbow effect. Vertical ombre painting means painting one long, continuous shade of black to create a sun effect. (B) [substeps] Shaded shades are generally the brighter and fatter shades, while shades of metallic color may tend to lend the illusion of an ombre effect. [title] Lay your dresser on its side and extend it to the top. (C) [substeps] If your dresser has drawers stacked vertically, you can paint each drawer face a different color. This will make top-to-bottom ombre much easier. (D) In some cases, all you need to do is paint side and right for various shades. In other cases, though, you may only paint the outer edge of the dresser or have it to either to the right or left, depending on your model.

Ex Output:
C


Ex Input:
[header] How to short sale your home [title] Determine the value of your property. [step] This is usually a pretty simple step. You may have an idea, based on your town's appraisal for real estate tax purposes. <sep> (A) If not, ask a friend or family member to take notes so they can refer to what you have done and look at comparable properties. [substeps] Look up the value of your home on the internet and either look at the value on demand or have a friend or family member pay you a a fee to compare your property with it. (B) However, the best way to estimate value is to contact a real estate broker and ask for an opinion of the value. The broker will study your home and compare it with recent sales of other properties in your area. (C) If you decide to shorten your sale even more, you will need to know and make sure it is worth buying. This note will help you quickly determine what is worth purchasing. (D) Or it may simply be what you want to buy, so long as the value is fairly close to what you want. If your home is being sold, then it may be worth the financial effort if you want to make a good profit.

Ex Output:

B