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".

[header] How to download microsoft office 2010 [title] Visit the office 2010 download page. [step] Microsoft office can be legally downloaded from microsoft's website as long as you have a valid 25-character product key. To find it easily, search for " using your office 2010 product key ". <sep> (A) [substeps] If you don't have a csso account, you may have to create one. You will need to verify your identity with microsoft office 2010. (B) [substeps] Office 2010 is no longer available for purchase or as a trial from microsoft. You can still buy boxed copies from other retailers. (C) [substeps] Leave one or more lines between the tabs on the homepage and the window you will be downloading to provide information about what you want to download. [title] Open the primary file you wish to download. (D) [title] Enter the windows code to install microsoft office 2010. [title] Click on the save file to run the pc then re-open microsoft office 2010 now to continue.
B

[header] How to sync your fitbit data with your lose it! App [title] Go to lose it! [step] Create a new browser tab and open the lose it! Website at. [title] Sign in. [step] Click the " sign in " button at the top-right corner of the website to go to the login page. <sep> (A) Input your valid username and password and click " log in " to continue. [substeps] You will be asked to provide your gender, birthdate, birthday, and mailing address. (B) Your username and password are now shared with your fitbit account through a special link below your profile picture. Click " sign in " to create a new password. (C) Enter your email address and password to log in. [substeps] You can find the email address and password required here: https: // www.fitbit.com /. (D) Enter your lose it! Account credentials on the text areas provided and tap the " sign in " button to log in. [substeps] If you don't have a lose it! Account yet, click the " create one now " link to get your login details.
D

[header] How to choose a bath salt [title] Check the packaging. [step] All bath salts start as sea salt, but if they're too processed, they can lose their beneficial qualities. Look for bath salts in packages that read " natural " or " pure. <sep> (A) " [substeps] Sea salt may not come in powdered or salt form, but it does come in separate packets. Try looking for packets that advertised " natural " and " pure, " which means they are exactly what they sound like. (B) " those are the most likely to have retained their best ingredients. [title] Buy your salts from a reputable source. (C) " pure bath salt is usually made from natural ingredients, and can have a nutty tang. [substeps] If you go to a grocery store, choose one made from natural ingredients as well. (D) " these options are often much safer than sea salt and are usually sold at low prices. [title] Consider adding b12 salts for quicker sinus relief.
B