What term most accurately defines the radical authoritarian nationalism that emerged in Europe during the early 20th century?

A:humanism
B:isolationism
C:Communism
D:fascism

Is it D.?

Yes, fascism

Yes, the term that most accurately defines the radical authoritarian nationalism that emerged in Europe during the early 20th century is D: fascism. Fascism is an extreme right-wing political ideology characterized by dictatorial power, suppression of opposition, strong nationalism, and often the glorification of violence.

To arrive at this answer, you could use your prior knowledge of history or conduct some research. Understanding the characteristics of the different ideologies listed in the answer choices would help narrow down the options. In this case, both communism and fascism are radical and authoritarian ideologies, but fascism specifically emphasizes nationalist ideals, making it the most accurate term to describe the ideology in question.