It is perfectly safe to sign up for WikiAnswers.
No, a Wikianswers account is free of charge.
You have to sign up for it.
When you sign up for WikiAnswers, you are asked to choose your own username and password; you can personalize it from there during the sign-up process.(See the Related question on how to become a member of WikiAnswers.)
Yes, it is completely free to sign up for this website. WikiAnswers
You have to be 13 years or older to sign up for an account. You also need to have a Facebook account to sign up.
Yes, WikiAnswers is very safe.
yes
You just sign up for a WikiAnswers account, and once you have signed up, you are able to participate in The Community Forum.
No. Anyone signing up for WikiAnswers who is under 13 is doing so contrary to the TOU.
It's called Sign Up
The only page that you can have on WikiAnswers is your Bio Page, which you automatically get and can edit at your leisure when you sign up for a WikiAnswers account.
There is no way to sign up for WikiAnswers without using Facebook. All users who wish to make a WikiAnswers account must sign up using a Facebook account.