Write a one-paragraph response to these questions. Include a topic sentence, 2 evidence and reasoning, and a conclusion. How did the Incas maintain their empire?

What is the columbian exchange? o a. the changes that resulted from europeans settling in the new world b. the relationships that columbus and his men had with the natives they met o c. the ships that columbus bought with money from the king and queen of spain o d. the increase in the number of native american towns in the new world