An infant's growing awareness of vertical depths and their dangers is mostly due to

the experience of crawling.
reaching the age of 12 months.
having previous experience with the visual cliff.
the mother's reaction to those things.

the experience of crawling.

Psychology

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According to Erikson, the goal of adolescence is to

abandon parental goals. form a coherent identity. attain independence from the peer group. form an intimate relationship with a member of the other sex

Psychology

Researchers have frequently documented the effects of context and expectation on percpetion by studying set. There are three types of sets:

a. perceptual, objective, and subjective. b. component recognition, perceptual, and mental. c. motor, mental, and perceptual. d. component recognition, percpetual, and motor.

Psychology