What is www resolve?

1. When a custom page is returned as a result of the web page not being available
2. When a web page fails to load
3. When the format http://mysite.com redirects to http://www.mysite.com (or visa versa)
4. When both http://mysite.com and http://www.mysite.com can be accessed

Correct Answer:
When the format http://mysite.com redirects to http://www.mysite.com (or visa versa)