The right answer is A. teaching Catholicism to the natives. I just got it right on a quiz
The modern Agricultural Revolution can be understood to refer to the introduction of machinery into revolution (= the start is the development of machines), which made the production more efficient and reliable.
The main reason why the African-American students in Greensboro, North Carolina staged a sit-in in 1960 was that they were racial discriminately denied a service in the restaurant there. Therefore, in an attempt to desegregate the South, they protested peacefully to the opposition by staging a "sit-in."
Fear. basically threatening different things to the people (it depends on who we need to talk abt, there was more than one tyrant.) like burn down the cities of the "unbelivers", or kill the children of the pesants, or something like that.