Addiction and dependence are older terms that are often used to describe problems such as alcoholism. These terms have been replaced in official terminology by the term __________

Julio belongs to a youth group, a book club, and the school debate team. He compares himself to these groups, and finds his values confirmed. According to the text, what are these groups called?

a. peer groups b. marginal groups c. identity groups d. social reference groups

Rehearsing information makes memories __________

a. more durable b. retrieved more slowly c. increasingly competitive d. more likely to succumb to a state of neural flux