Yes, you need to have a yahoo account to join yahoo answers.
Do you mean Yahoo! Answers? If so, you must be 13 years or older to join Yahoo! Answers.
You can ask or answer questions at yahoo answers at any age,but Yahoo Answers says that you need to be 13 to create a yahoo answers account,same for Facebook,Wiki Answers and many other sites.
Yes you do, And you must be at least 13 to use it. (You can be any age for a Yahoo Account)
Yahoo! wrote Yahoo! Answers.
If you really don't know, Go to yahoo answers. They give correct and easy answers! Join now for free!
not at all. It runs off of your email account, and because of that they try to make it secure.
Yahoo answers questions
According to Yahoo Answers,you need to be 13 to become a member of Yahoo Answers.
No,you can't.Yahoo Answers is launched by yahoo,so hence,to create a yahoo answers account,you need to have a yahoo account.
No, wikianswers is not inferior to yahoo answers.
No, you must sign up with Yahoo to be able to post or answer a question on Yahoo Answers.