Related to Teens' Use of Media, What Statement Is Backed

Related to teens' use of media, what statement is backed up by studies listed in your text?

A) Teens spend anywhere from 7 and a half hours to 10 hours and 45 minutes per day with media.
B) About 65% of teens have Internet access at their homes.
C) Gender stereotyping is uncommon in shows marketed to teens and younger.
D) Newer research shows no significant differences in amount of time girls vs. boys spend playing video games.