From research that compares gross motor development of infants from various cultures, it is clear that environment has _____

a. a large effect on gross motor development
b. no effect on gross motor development
c. a substantial effect on gross motor development
d. a relatively small effect on gross motor development

Answer: D

Psychology

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Mr. Zander gives students a few Smarties every time they act appropriately during the school assemblies. The Smarties are a form of ___________, a stimulus that increases the likelihood that the preceding behavior will be repeated

a. punishment c. extinguishing b. operant conditioning d. reinforcement

Psychology

Studies of the importance of normative social influence are particularly noteworthy in that they show that people conform even

a. to strangers they will never see again. b. to friends. c. to relatives. d. in private as well as in public.

Psychology