During the presidential election of 1920, Republican candidate Warren G. Harding campaigned with the slogan "a return to normalcy." In terms of his ideas on foreign policy, this meant that he believed the United States should A. return to a policy of interventionism. B. return to a policy of isolationism. C. return to a policy of expansionism. D. return to a policy of imperialism.

B. return to a policy of isolationism.