Cross-sectional and longitudinal data (Colby et al., 1983) show that stage 1 reasoning __________.
A. ends at about age 18
B. begins at about age 18
C. persists into the early 30s
D. peaks at age 14
Answer: A
Psychology
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Indicate whether the statement is true or false.
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What will be an ideal response?
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Purity is to wavelength saturation as intensity is to __________.
A. hue B. brightness C. fuzziness D. apparent hue
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The prevalence of hypertension among lower-income African Americans is most likely due to
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