In Retrospect, the Era of the 1920s Seems to Be

In retrospect, the era of the 1920s seems to be clearly a period of

A) rapid transition during which the complex modern world was emerging.
B) peace and tranquility during which Americans shared a fundamental agreement on basic values and issues.
C) foolish innocence during which the major issues confronting the country were ignored.
D) nostalgic retreat to the lost values of an earlier and simpler society.