How did immigration policies in the united states change during the years following world war i? a. immigration into the united states was strictly prohibited. b. all previous restrictions placed on immigration were lifted. c. immigration was restricted with quota systems. d. all immigrants arriving in america had to pass english literacy tests.

How has china attempted to increase its gdp since the end of the 20th

If the president needed to send two members of the cabinet to italy to negotiate a military treaty, the secretary of defense and the secretary of would most likely be sent.

Which of the following studies is linked most directly to the establishment of the national research act in 1974 and ultimately to the belmont report and federal regulations for human subject protection? a. the public health service tuskegee study of untreated syphilis in the negro male.b. stanford prison experiment (zimbardo).c. tearoom trade study (humphreys).d. the harvard t3 study.