Detailed Instructions: 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 access facebook via windows media player [title] Open up the menu. [step] Click on windows media player to run the application. [title] Make sure you are connected to the internet. <sep> (A) [step] Again click the facebook icon in the top left corner to open up the interface of the application. [title] Select the " options " option from the drop down list. (B) [title] Once windows media player is open, click the tab that says " media guide ". [title] If you are in the us, or your windows media player's default country is united states, continue to step 6. (C) [step] The addition of bluetooth is not required. [title] Check the box in the top left corner of the application to enable bluetooth. (D) [step] You are allowed to access facebook from your computer running windows media player. Otherwise, the same way that you can access facebook on an iphone would ben't allowed.
A:
B