Can someone answer 11 -16 illl give you brainlest

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.

How did the united states obtained the purchase of floridia to extand its frontiers to the pacific ocean

How do developments in the us space program during the ford administration reflect the foreign policy of president ford