Which of the Following Explains the Growth and Presence of Interest

Multiple Choice

Which of the following explains the growth and presence of interest groups in Washington, D.C., in the 1930s?

A) the dramatic expansion of the national government
B) a sharp uptick in the number of political entrepreneurs
C) the leftist movement that gained hold during the Great Depression
D) federal deregulation of interest-group formation
E) the development of radio and broadcast media