What is the purpose of the class discussion?

Cinta reviewed her notes about genealogical research before the class discussion. She was ready to share her information with her classmates and then answer questions. When Mr. MacGregor asked if she was ready, Cinta smiled and nodded her head.

to educate 

c) in the address bar

explanation:

this is the only place where url's may be found or entered in to successfully get to a web page.

teenagers are certainly stereotyped as moody.

most people view teenagers as naturally moody and grumpy, even when this is wrong. many teens are suffering from depression but it is brushed off as "just a phase" or "that's just cause they're a teenager"