To answer questions, especially stupid ones like the one you just wrote. Numbskull.
WikiAnswers runs on a highly customized version of MediaWiki.
Yes, there are some videos on Answers/Wikianswers, but it is mainly written answers at this stage.
There is a high probability that someone on wikianswers has written an essay on it. That does not mean that they still have it available. If you are asking for someone to write an essay for you then that is not the purpose of wikianswers. Wikianswers answers questions it does not do your home for you. There is a word for that. Cheating.
Here, on WikiAnswers. Specifically on your own profile page.
Yes, WikiAnswers is a real website which you are viewing right now. It is written in HTML, and displayed using a web browser. Wiki answers is a true website.
Questions posted on WikiAnswers are written by ordinary people all across the world.
As long as the essay was written by you, not plagiarized, and as long as it is short, yes.
Absolutely not. All answers here are written by other visitors like you. They are not vetted by anyone.
WikiAnswers isn't going to write your essay for you - that's cheating and it's wrong
You can email WikiAnswers @ Answers.com (remove spaces) and ask. There is no other way.
It is not a matter of should she. The book/play has been written. She does.
Not all of them, of course- the answers could be written by anybody, and there are many dedicated members of WikiAnswers that contribute in this way. Chris Whitten has answered some questions though.