________ are the photoreceptors that allow us to see black and white; ______ are the photoreceptors that allow us to see colors

Which of the following treatment approaches is of limited help for sufferers of paranoid personality disorder?

a.) object relationship therapy b.) drug therapy c.) cognitive therapy d.) behavioral therapy

Although there are many reasons for using substances, how do adults generally view substance use among adolescents?

a. acceptable if used occasionally b. "problem behavior" c. tolerable if only used socially d. normal age-related behavior