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:
[header] How to make chickpea chocolate chip cookies [title] Gather your ingredients and supplies. [step] It may seem like a silly step, but if you do this first, it will save you time later and help you get everything done much more quickly. Because everything you need will be in one place, you don't need to waste time rummaging through cupboards. <sep> (A) Once you've compiled your supplies, get down to baking. If you don't have everything in one place, make sure your fridge is large enough to house everything you're going to need. (B) [title] Melt your chocolate chips in the microwave for about 5 minutes. [step] Melt the chips like you usually would. (C) [title] Open the can of chick peas and dump them into your colander or strainer. [step] Rinse them well and place them into the food processor. (D) Try to gather your ingredients and supplies only. If you don't have everything this is likely not for you.

Ex Output:
C


Ex Input:
[header] How to avoid common glass tile installation mistakes [title] Ensure color consistency behind glass tile. [substeps] Since glass can be the sole material in an installation, it is essential to choose a bonding mortar that meets its unique demands. In most cases, the color of the thin-set mortar was not an issue when installing opaque ceramic tile. <sep> (A) But with clear and translucent glass, the mortar appears through the tile: if the color varies in the mortar, it will in the glass tile too. To eliminate variations across a glass tile installation, choose a glass tile mortar with a bright white shade that is controlled to a consistent standard color. (B) [title] Find a masonry solution solution as described in this article. [step] Masonry solutions used to be sold in commercial suppliers were expensive and less durable than those containing glazed portions. (C) [title] Check your online repair and installation guide for common glass tile installation recommendations. [substeps] If you cannot find the recommended measurements, consult the manufacturer's website or consult the recommended supplies list. (D) Spray glass tile debris on the glass tile before continuing. Rinse glass tile debris with water and wipe the water away.

Ex Output:
A


Ex Input:
A man without a shirt on sits outside by the trees and drinks out of a coffee cup. a person <sep> (A) appears, and a small kid, about ten, jumps into the water. (B) walks by and then walks back to the office. (C) is seen walking into frame several times pulling a bucket of water and wiping the man dry. (D) is seen petting a cat.

Ex Output:

D