Which statement best exemplifies the perspective held by most 21st century developmentalists?
A. Extreme black-and-white positions are in vogue.
B. Freudian ideas (especially those concerning the issues of child sexual fantasy) are more accepted than ever.
C. Learning approaches are effective at describing the development of thoughts but not effective at explaining the acquisition of behaviors.
D. Humans and their environments mutually interact to influence development.
Answer: D
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Through such games as "I'm-Going-To-Get-You," adults and babies come to share similar rhythms and expectations that help to create a system that includes touching, vocalizing, gazing, and smiling, which are referred to as shared
a. signals. b. transformations. c. telegraphic speech. d. semantics.
Todd, Jamal, and Samuel are trained observers for a research project. Just after completing their training, their interrater reliability is very high. However, over time and without their awareness, their observations converge less and less closely. The term for this phenomenon is
a. observer drift. b. fading agreement. c. rating separation. d. observer spread.
In 1972, psychologist Janis introduced this term which describes the tendency for people in groups to minimize conflict by thinking alike and publicly agreeing with each other.
A. wisdom of crowds B. spiral of silence C. groupthink D. pluralistic ignorance
Long-term potentiation refers to the ability of neurons to:
a. increase their size. b. decrease their size. c. strengthen their signaling with other neurons. d. weaken their signaling with other neurons.