Members of the "Frankfurt School" Sought to Understand the Emergence

Members of the "Frankfurt school" sought to understand the emergence of Nazism:

A) by emphasizing the uniquely evil character of Hitler.
B) by reference to the humiliating defeat of Germany in the First World War.
C) as an indirect expression of the economic trauma caused by the Weimar hyperinflation.
D) as an example of how citizens were depoliticized by the modern culture industry.
E) as a fundamentally uninteresting,even banal historical episode.