What were the inca roads built to depend on

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.

Which areas where seperated by the iron curtain

Plz i need this answer t-t in a couple of paragraphs, list two reasons why florence is the birthplace of the renaissance. explain how these reasons contributed to the renaissance