In a longitudinal study, Proctor et al. (2003) found that children who watched at least three hours of television a day ____

a. gained 40% more body fat than those who watched less than 1.5 hours a day
b. earned better grades than those who watched less than 1.5 hours a day
c. increased their reaction time scores by 35% compared to children who watched less than 1.5 hours a day
d. were more likely to develop Type II diabetes than children who watched less than 1.5 hours a day

Answer: A

Psychology

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a. assisted discovery c. reciprocal teaching b. cooperative learning d. the zone of proximal development

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The arms of infants and toddlers often appear stubby in relationship to the size of their trunks. Which principle does this illustrate?

a. cepahlocaudal b. proximodistal c. orthogenetic d. biogenetic

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