The most important characteristic of the preoperational stage of development is
A. language development
B. exploration
C. the ability to mentally modify, organize, or reverse thought processes D. the ability to consider ideas not based on reality
A
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Winston wished to discover if there were any commonalities in the victims of serial killers over the last fifty years. The best method for investigating this would be
A) a case study. B) a naturalistic observation. C) an archival study. D) a survey.
In reference to experiment brief number 1 in your text, what should the researcher
have done in order to make the design of the study better? A) should have fed all of the cats normally as a control B) should have fed half of the cats normally as a control C) should have shocked all of the cats to measure aggression D) should have severed the brain area correlated with aggression in all cats