Based on habituation and recovery research, Dahlia's parents know that between 6 and 12 months old, Dahlia will be able to
A) only sort items into one or two basic categories, such as animals and people.
B) group objects into an impressive array of categories like food items, furniture, birds, animals, kitchen utensils, and spatial location.
C) organize her physical world but not yet categorize her emotional and social worlds.
D) sort familiar and novel items based on color, size, shape, and function.
B
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If Kiobe, an African pygmy who grew up and lived all his life in a thick forest, told an anthropologist that the distant buffalo on the open plain were insects, one might conclude that he
a. suffered from presbyopia. b. lacked brightness constancy. c. lacked shape constancy for great distance. d. lacked size constancy for great distance.
Nine-year-old Monica enjoys making up games and playing them with her friends. Playing these child-invented games probably allows Monica to
A) practice winning and losing with little personal risk. B) develop a sense of pride in her superior motor skills. C) play without rules and rely on individual ability. D) compete against her friends and establish a dominance hierarchy.
Which of the following is a function of endorphins?
A. shielding the body from pain and elevating feelings of pleasure B. regulating sleep, mood, attention, and learning C. playing an important role in the experience of love and social bonding D. stimulating the release of norepinephrine, which helps to control alertness
Evidence of goal-directed planning occurs at the same time as the
a. slowing of development at age 2. b. 10-12-year-old growth spurt. c. change to puberty. d. ability to walk. e. 20-month growth spurt.