Immigration to America Changed a Great Deal During the 1920s,as

Immigration to America changed a great deal during the 1920s,as

A) the U.S. Congress adopted Americanization as the basic American policy; immigrants would be expected to leave behind old cultural ways and become fully American.
B) most Americans fell in line behind the "melting pot" theory, which stated that all cultures would contribute parts of their cultures to make a single, all-new mix of peoples who were specifically American.
C) Congress implemented a series of quotas for Mexico and Asian nations, but not for European countries.
D) Congress passed laws establishing quotas for immigrants based on their home country.
E) cultural pluralism became the dominant theme in America.