Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to post news articles on facebook [title] Visit the website of the news you would like to share. [step] Make sure the article is not grossly offensive and does not contain nudity, as this violates facebook's policy. [title] Copy the website's url.

Ending1: [step] Do this by clicking and dragging your mouse inside the address bar. Make sure you highlight the entire url. Ending2: [step] Next, follow the user's url and manually identify the website url and then copy it. Then paste this url into your news feed using the " mynews " function. Ending3: [step] If you want to share additional articles uploaded to facebook, make sure you copy the proper url. In this case, copy the url url from the website you read and paste it into your facebook profile page. Ending4: [step] Make sure it is 15-30 characters long. This will ensure viewers will see the article at the top.

Answer format: ending1/ending2/ending3/ending4