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". 

Example Input: [header] How to make silver nitrate [title] Wear proper protective equipment. [step] The chemicals necessary for this process are highly toxic and can lead to injury if not handled properly. Eye protection, gloves, and a lab coat are necessary to remain safe. <sep> (A) You should also wear long, loose sleeves or long pants to protect yourself from these hazardous chemicals. Be sure you wear good quality work clothes. (B) Long pants and closed-toe shoes, preferably without mesh, should be worn to protect against floor spills. [substeps] Eye protection should completely cover your eyes and the sides of your eyes to protect from splashes. (C) Your lab coat can protect your skin and prevent pollution while working. Ask your local hazardous waste management company to provide you with an appropriate safety gear. (D) Wear full, protective safety gear as well to get the job done effectively. [title] Choose a location for your lab lab.
Example Output: B

Example Input: [header] How to end a cover letter [title] Get a little more personal. [step] Think deeply about why you want this job. What true statement can you make about why you think this is the right place for you to work, and why the company should hire you? Authenticity is key when it comes to helping your cover letter stand out from everyone else's. <sep> (A) There's no need to get too personal or emotional, but a heartfelt line about why you're right for the job is appropriate. Saying something like " the chance to join your office would be a tremendous opportunity " isn't going to hurt your chances. (B) Take a little time to spend identifying some of the strengths or weaknesses of each job if you are really seeking a clear statement. Focus on the strengths and weaknesses in each position in this case, not on your abilities. (C) [substeps] ' what truly matters for the company is'. Remove or piece together any cumbersome or inappropriate quotes. (D) [substeps] The more you say about the company in person, the more genuine you'll be. Avoid full sentences and statements that stay in one line too often.
Example Output: A

Example Input: [header] How to change microsoft outlook password [title] Click the " file " tab and select " info. " [step] This will display the " account information " screen. [substeps] If you're using outlook 2003, click the tools menu and select " e-mail accounts. <sep> (A) " [title] Click the " account settings " button and select " account settings. " [step] This will open a new window with all of your connected accounts. (B) " [title] Open microsoft outlook on your windows computer. [step] It is on the bottom-left corner of your screen. (C) " if you're using another computer, click " sharing details. " [title] Navigate to the " outlook account " window. (D) " [title] Select the option to " change accounts manually. [step] It will show you the " change accounts " box.
Example Output:
A