SELECT Customer. Customer_Name FROM Customer WHERE Customer. Customer_ID IN (SELECT Customer_ID from Order);

Social networking sites d. online forumsthe first recognizable social media site,  six  degrees, was created in 1997. it enabled users to upload a profile and make friends with other users. in 1999, the first blogging sites became popular, creating a social media sensation that's still popular today.

Reddit is  an american  social news  sharing service, web content  rating, and  discussion  website.  the name "reddit" is a  play-on-words  with the phrase "read it",  when items (links or text posts) are submitted to a subreddit, the users, called "redditors",  can vote for or against these links or posts (upvote/downvote).