In a series of studies on infants of diabetic mothers, Charles Nelson and his collaborators used __________ to assess young infants' memory performance

Piaget may have underestimated young children's cognitive competence in causal reasoning because:

A. he required children to manipulate objects they were not yet capable of manipulating. B. he used only interviews with his own children as the basis of his conclusions. C. he relied on verbally presented problems and verbal justifications of reasoning. D. his problems deliberately tried to confuse young children.

Which is not given as a factor in the origins of female arousal and orgasmic disorders

A. religious upbringing B. restricted in their dating as teenagers C. engaging in masturbation in childhood D. being told that "nice girls don't" enjoy sex