Which of the following is evidence of the success of human culture in biological terms?
a. Humans have tripled their average lifespan largely by virtue of research.
b. Humans are been able to stop migration and locate in the most temperate geographic locations.
c. Humans have increased their happiness levels through higher levels of social cognition.
d. Humans have decreased their population to improve conditions for more of the population.
Question 2
Research on effort justification and cognitive dissonance theory most directly suggests that ____.
a. fraternity hazing is an effective way to promote group loyalty
b. most people engage in social loafing
c. twelve-person juries are likely to come up with different verdicts than are juries with four or fewer people
d. most people look to others when deciding how to behave in a group context