______ are the biggest substance abusers, but their illegal drug use drops much faster than their cigarette smoking or binge drinking

According to a national study of American families, about what percentage of children have watched TV by 9 months of age?

a. 25 b. 50 c. 75 d. 90

Changing one's behavior just because other people are nearby is the gentlest form of social influence and is called

a. obedience. b. conformity. c. passive compliance. d. mere presence.