When one ethnic group purges an area of its rivals through expulsion, violence, or death, such an action is called ______.

According to pluralist theory interest groups form as a result of changes in the political system.

a. true b. false

Significant changes in the Texas economy at the turn of the twentieth century began with _____

a. the opening of overseas agricultural export markets b. the oil industry boom prompted by the discovery of the Spindletop field c. the construction of numerous military facilities during World War II d. the shift from a manufacturing to a service economy e. none of these