On the one hand, migration from poor to rich countries can have strong, positive effects on the economies of host countries; however, this often results in an increase in urban populations, for better or for worse. As such, migration is intertwined with the force of ______.

Which of the following allowed illegal aliens living in the United States continuously as of a certain date to apply for legal status?

a. 1965 Immigration Act b. 1977 Immigration and Nationality Act c. 1986 Immigration Reform and Control Act d. 1990 Immigration Act

Among recent vice presidents, which of the following is best known for expanding the powers of this executive institution?

a. Gerald Ford b. Harry Truman c. Dick Cheney d. Joe Biden