Answer:
White Europeans and Americans used Charles Darwin's theory on evolution to justify Europe's imperialism in the following manner:
b. They cited evolution to explain that the peoples they conquered were an inferior race and needed their leadership.
Step-by-step explanation:
Imperialists used Social Darwinism as an excuse to justify their interference or dominance in other countries. According to the ideas expressed, white Europeans and Americans were more evolved than other peoples and, for that reason, it was not only their right but also their duty to conquer them. They claimed to be doing those countries a favor. A very good example of this idea is Rudyard Kipling's poem "The White Man's Burden," in which he portrays the dominated people as inferior, childish, and heretic.