Improved nutrition, medical treatment, sanitation, and safety have contributed to the dramatic gains in average __________ in the United States in the last 100 years

Studies suggest that there is a positive correlation between intelligence and the brain's:

a. rate of glucose consumption. b. production of endorphins. c. neural processing speed. d. ability to process language in the right rather than the left hemisphere.

Are there individual differences in how emotions are experienced? What are some reasons behind these individual differences?

a. Biological b. Situational c. None of the above d. All of the above