__________ theory encompasses the idea that people are motivated to maintain an optimal level of stimulation or excitement

Undersocialized delinquents often grow up to be adults who demonstrate all of the following EXCEPT __________

a) psychological difficulties b) a diagnosis of antisocial personality disorder c) the likelihood of being successfully rehabilitated d) a tendency to live on the margins of society

Sally is dependent on a drug that energizes her central nervous system and produces euphoria. It is likely that the drug is a ____

a. depressant b. stimulant c. hallucinogen d. painkiller