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". 

[Q]: [header] How to put music on facebook [title] Navigate to the website that features the music you want shared. [step] Examples of such websites are youtube and soundcloud. [title] Click on the " share " button located next to the music selection you want shared. <sep> (A) [step] You will be redirected to a page explaining to you exactly what music you want shared, and the category where it can be shared. [title] Click on " share " located below " share " in the drop-down menu. (B) [step] If you have multiple fans or listeners, you may see a link in the sidebar that says, " add a facebook friend to your friends list ". Click it if you want to add a facebook friend in the list. (C) [title] Scroll down until you see the right size. [step] If you are looking for music that is already on facebook, such as songs from a specific artist and/or a series of popular music videos, you will see the appropriate size. (D) [title] Select the option for facebook when asked how you want to share your selection. [title] Enter your facebook login information at the prompt.
[A]: D


[Q]: [header] How to make toasted seed risotto balls [title] Pour the stock into a heavy-based pot. [step] Bring to simmer gently. [title] Heat the olive oil in a frying pan. <sep> (A) [step] Add the spring onions and garlic and cook gently. After two minutes, add the rice and cook over a medium heat for 2 minutes, stirring often. (B) [step] Add the soy sauce and cook until the oil changes brown. [title] Skim and deglaze the risotto balls. (C) [step] Let it simmer for 1 minute and then flip the pan over with a spatula to cook for 5 to 7 minutes. Then pour the cumin seeds into the pan. (D) [step] Stir in the seasonings and bring to boil. [title] Add the diced apples and paprika and bring to a boil.
[A]: A


[Q]: [header] How to open dll files [title] Understand what a dll file is. [step] A dll (dynamic link library) is a windows file that is used by program to call upon existing functions. Essentially, they allow windows and other programs to gain functionality without having to have that functionality built-in. <sep> (A) The system is setup for a new utility such as vr (where it is used by utility systems) or like vr. For example, css (available image editor). (B) [substeps] Dll files are an essential part of windows programming, and lead to sleeker, more efficient programs. [title] Know that the average user doesn't need to open or interact with dll files. (C) To use a dll file, click on " start " at the bottom right corner and then click " control panel. " here you will find a list of programs and features designed to use dll files. (D) [substeps] A dll file also allows system systems to use rgb data. [title] Choose windows to open a dll file.
[A]:
B