According to Harry Harlow's research, contact comfort is vital to development because it
A) ensures the continuation of the genome.
B) stimulates the endocrine system.
C) ensures that the infant will receive food.
D) is the foundation for attachment.
D
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A 2-year-old has just figured out that the soft, furry, four-legged creatures that she loves so much are "cats." Her mental representation of this category is called a
a. prototype. b. concept. c. schema. d. stereotype.
In a study that is described in the textbook, college students were asked to either perform or imagine performing actions. On a future memory test, researchers found that the students
a. sometimes believed they had performed actions that they had only imagined. b. remembered performing only bizarre actions. c. remembered performing only ordinary actions. d. tended to believe that they had imagined actions they had actually performed.