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 post to a facebook group on pc or mac [title] Go to https: // www.facebook.com in a web browser. [step] You can use any web browser, such as chrome or safari, to access facebook. If you're not already signed in, sign in now. <sep> (A) [title] Click on the downward-facing arrow in the top right corner of the screen. [step] It's at the top-right corner of the screen. (B) [title] Click your profile picture at the top-right corner of the page. [step] You will see your profile picture in the upper-right corner of the page. (C) [title] Click a group to open the group's menu. [step] Click the group on the right sidebar, or the group's upper menu of options. (D) [substeps] You must already be a member of a group to post to it on your computer. See join groups on facebook to learn how to join a group.

A: D
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Q: [header] How to be a roller hockey goalie [title] Obtain all the right equipment-all the pads, the helmet, and everything else. [step] Don't try to play without it! [title] Stretch out thoroughly. [step] You should have some type of routine or comfort zone to get into the right mindset. <sep> (A) [title] Have your body on ice and ready to catch the puck (s) any pop off. [title] Lift your arms, but not too quickly. (B) If you just sat quietly for an hour waiting for the ice to harden (or something like it), you will feel tired soon after your session. Still, warming up and stretching will help your body acclimate to the cold one year ago, and you will gain muscle. (C) You'll probably find you need to stretch out much more than any of the other players. Join in the player stretch-out then move onto doing some personal stretches. (D) [title] Use a ice hockey rink and keep the doors open. [step] The best part about ice hockey is that you can roll around and skate along ice in any ice rink.

A: C
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Q: [header] How to find potential keywords for your website [title] Brainstorm. [step] Firstly brainstorm with industry experts and come up with a list of keywords for which you wish to provide content. Let say you have come up with 10 such keywords. <sep> (A) To help you decide what content you wish to name the site, brainstorm in a microsoft word editor. Then go back to your research and check for keywords that you may have access to. (B) [title] Browse through the internet for keywords you think sound good for your web hosted page. [step] Also, when you visit google chrome, click on the link that says " search engine " to see what other browser users are searching and hover your mouse over the button. (C) Use these as your primary research keywords. [title] Capture the analytics data for these keywords. (D) Brainstorm some more of those keywords and cross them off your list. Finally brainstorm some more of the keywords that are already on your list or the ones that relate to your chosen product.

A:
C
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