What Piagetian stage involves the development of hypothetical-deductive reasoning?
a. pre-operations
b. concrete operations
c. formal operations
d. advanced hypothesis testing
C
Psychology
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The emergence of sexual feelings in adolescence is closely followed by and intertwined with a need for _______
a. independence b. control c. excitement d. intimacy
Psychology
A hormone secreted by the pancreas that keeps glucose levels balanced is ________
a. leptin b. ghrelin c. insulin d. glycerol
Psychology