A researcher wants to examine flirting behavior in young adults. To do this she goes to a bar and observes participants from behind a one-way mirror. This is an example of

One of the causes of the 2005 urban riots in France was

a. government attempts to expel Muslims from France. b. a law banning the wearing of conspicuous religious symbols. c. strict government quotas on additional immigrants. d. persistently high rates of unemployment among Muslim youths. e. crimes against Muslims.

The Environmental Kuznets curve suggests that:

a. as economies become wealthier demands for environmental protections increase b. wealthier countries do not emit as much carbon dioxide into the atmosphere as poor countries c. poor countries lack the necessary information for managing pollution levels d. that population has a greater impact on pollution than economic conditions