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 group of people are in a gym playing dodgeball. a logo <sep> (A) appears and clears the tiles. (B) representing dartmouth appears, followed by other words. (C) appears on the screen. (D) shows up with arrows.

Ex Output:
C

Ex Input:
[header] How to increase the bottom line for a coffee shop [title] Sell your customers high-priced drinks, such as espresso drinks. [step] Profits on espresso drinks can sometimes be 5 times higher than drip-coffee drinks. Offer your customers a free cappuccino or latte to get them to switch. <sep> (A) If you buy extra coffee, offer to pay the barista $4.57 for your drink. [title] Consider expanding your sales staff by purchasing low-cost coffee supplies, such as reusable coffee makers. (B) Aim for a total of about 30 percent in coffee sales and 70 percent in espresso sales. [title] Put espresso-based drinks at the top of the menu. (C) [title] Offer almond-sugar-free beverages, such as hot or low-speed made teas. [step] Some coffee shops offer this as a discount for their barista. (D) [title] Promote discounts, such as coffee-and-water deals or free items. [step] Some have given you discounts on beverages, items like coffee or a toy or accessory.

Ex Output:
B

Ex Input:
[header] How to make a hair clip with a scarf attached [title] Assemble the items needed. [step] These are listed below under " things you'll need ". [substeps] For the scarf, use a smallish long sized one of a very pliable and gauze-like fabric. <sep> (A) [title] Open the barrette or hair clip. [title] Lay one end of the scarf so that it overlaps the fastener end (opening end) of the barrette or hair clip. (B) This piece needs to be about five inches and tall as to be used for braiding and using any elastic or solid size strands. For more information or instructions on using the scarf: check out: how to make a hair clip with a fabric made from cast iron, nylon, or mesh about 3 inches wide. (C) For the scarf length piece, use a small piece of thin satin tape, fabric scissors, tape or masking tape. For different wigs, different kinds of wigs are used. (D) For the long piece of cloth, use a medium sized one of a lighter color or a darker color. For the scarf: cut off a piece of the cloth that's approximately as wide as the scarf, made to about 6 1/2 " by 10 1/2 ".

Ex Output:
A