Why might authoritarianism have spread in newly independent nations around the e

Why might authoritarianism have spread in newly independent nations around the early mid-twentieth century?

A) Though colonialists had encouraged democracy; there was a lack of individualism and market economies, levels of education and income were low.
B) Colonialists had never encouraged democracy; there was too much individualism and levels of education and income were low.
C) Colonialists had never encouraged democracy; there was a lack of individualism and market economies, and levels of education and income were low.
D) Though colonialists had encouraged democracy, and there was a tradition of individualism and market economies, levels of education and income were low.

This is for my political science class.