Which of the following exemplifies a symptom of histrionic personality disorder? a. phoebe feels when she is alone, and she can’t make decisions on her own. b. phoebe feels uncomfortable when she is not the center of attention, and she has alienated friends by demanding excessive amounts of their attention. c. phoebe is impulsive, unpredictable, and sometimes engages in self-mutilation. d. phoebe often displays an overinflated and unjustified sense of self-importance.

Pj conducts an experimental study on the effects of soft music during high stakes science testing. he randomly assigns students at the school. in one condition he does not provide music for testing while in the other group he does provide the music. he administers a pretest at the beginning of the year and a posttest at the end of the year. pj’s design is best described as a: a. static group comparisonb. pretest-posttest control group designc. control-group-time-series designd. nonrandomized control-group pretest-posttest design