Which of the following fields is concerned with the production, distribution, and consumption of goods and services?
a. anthropology
b. history
c. economics
d. political science
C
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life-span development is the study of human development from conception to death. historically, however, most of the focus has been on which age group?
A. children and adolescents B. young adults C. middle-aged adults D. the elderly
Research on the reward centers in the brain show that __________ plays a key role.
A. dopamine B. epinephrine C. serotonin D. endorphins E. GABA
Therapies involving operant conditioning typically manipulate:
A) expectancies for behaviour. B) the consequences of behaviour. C) the intensity of the unconditioned stimulus. D) patterns of maladaptive thinking that give rise to problem behaviour.
In one study, third- and fourth-grade children who had primarily opposite-sex friends were
a. less-well-adjusted socially than children with only same-sex friends. b. better adjusted socially than children with only same-sex friends. c. less-well-adjusted socially than children with no friends. d. about as well adjusted socially than children with only same-sex friends.