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 stands behind a bar and talks to the camera. The woman then takes a glass an puts it on the bar. the woman <sep> (A) screws a cocktail shaker onto a lemon wedge and pressing the lemon wedge back and forth. (B) begins making a cocktail. (C) takes a bucket and turns it upside down. (D) then pours liquid into the glass with ice after.

Ex Output:
B


Ex Input:
[header] How to remove malware [title] Understand that viruses, trojans, worms, spyware and bots are all malware that can damage your system. [substeps] A trojan is software that may look legitimate, but tricks you into downloading it. It then activates, and can delete files and steal data or give the perpetrator access to your system. <sep> (A) An administrator is a person with whom you can password protect your database. A trojan is a type of perpetrator that can use your database, copy and resize, hack into users' databases and earn your trademark. (B) [title] Verify that your computer has a dedicated shutoff defroster. [step] In theory, you would press the power key to turn it on and off while running the software program. (C) Helix can easily catch this software, so make sure you are safe. [title] Find the error button and quickly click on it in the settings section. (D) A rootkit can be downloaded unknowingly along with other programs that you install. It can hide on your computer and can avoid normal means of detection.

Ex Output:
D


Ex Input:
[header] How to add molding to cabinets [title] Measure the length of crown molding you will need. [step] Begin by using a tape measure to determine the total length of your cabinet tops. This will determine the total length of crown molding you need to purchase. <sep> (A) [substeps] Its length will depend on the height and depth of your cabinets. You may need up to 4 feet (1.9 m) of cabinet tops for the standard wood crown molding. (B) [substeps] For instance, if you'll be adding 12 boards and frame trim to your cabinet, the base length for your cabinet with trim will be 12 board thickness. If you'll be placing your cabinets on top of a rest rail for a seated couch, you will need 45 board thickness. (C) Subtract 1400 feet (54.19 m) for the crown molding for each cabinet top. This is your total length of cabinet top and it will determine the walls, trim, and countertop molding material that you will use. (D) If this is your first time working with molding, consider buying about 20 percent more length than you need to allow for mistakes and wasted material. [title] Construct a guide fence for use with your miter saw.

Ex Output:

D