Syphilis has _____ stages of infection
a. two
b. three
c. four
d. five
c
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Why do many psychologists doubt that ADHD is a single disorder? a. People with ADHD show deficits in a wide variety of tasks
b. The symptoms vary considerably in their intensity from one case to another. c. The causes and the brain abnormalities vary from one case to another. d. Overall brain activity tends to be higher than average for people with ADHD.
When others are around, people are likely to experience ______ when completing complex tasks and ______ when completing simple tasks.
A) social facilitation; impaired performance B) impaired performance; social facilitation C) social loafing; groupthink D) groupthink; social loafing
Laboratory-raised monkeys watched other monkeys show a fear response to snakes. After one
observation, the watching monkeys A) showed no fear of snakes B) gave onlya small reaction C) were less afraid of snakes D) learned a fear of snakes
Case studies
A) ?provide strong bases for developing laws of behavior. B) ?can provide general conclusions through consistencies between cases. C) ?are of little use when treating and diagnosing psychological problems. D) ?all of these.