b. neither Jonathan's nor Joanna's case
c. Joanna's case only
d. Jonathan's case only
Answer: a. both Jonathan's and Joanna's cases
Pinker (2011) argues that aggression and violence
a. have increased over time. b. have decreased over time. c. have remained stable over time. d. are a result of rumination over time.
An involuntary response is to classical conditioning as a voluntary response is to _________
a. operant conditioning c. reinforcement b. extinction d. generalization
Cross-cultural research indicates that, due at least in part to appalling social and economic conditions, the prevalence of major depression is extremely high among
A. African Americans. B. European Americans. C. Asian Americans. D. Native Americans
By the end of puberty, boys and girls __________.
A. do not look much different than before puberty B. do not look much different than before puberty, but their bodies function differently C. look much different than before puberty, their bodies function differently than before, and their bodies are ready for reproduction D. look much different than before puberty, their bodies function differently than before, but their bodies are not ready for reproduction