Im confused on this question

European expansion into africa left native regimes intact but had a strong impact on local societies what does this mean

Which of the following led to a continuation of the treatment in the excerpt above? a)the brutality of the trans-atlantic african slave trade. b)spanish repression after violent native uprisings in new spain during the 16th century. c)european competition to quickly establish colonial holdings in the new world. d)the reliance of the spanish on native americans to provide labor under the encomienda system.

The television had many impacts after it's invention. which of the following describes impacts of television? -brought people together -allowed people to see others-people saw america as the land of plenty- all the above