Which of these best describes how the roman empire's location led to its economic success?
a) it was the center of the columbian exchange
b) it was unnecessary to be nomadic so they could build larger cities
c) the fur and silk trade made the romans wealthier than other empires
d) there were many outlets to water, giving them greater access to trade

Human rights groups in the 20th century worked to: o a. european imperial powers maintain control over their colonies. o b. convince citizens in impoverished countries to embrace nationalism. o o o o c. ensure that people around the world were protected from brutal treatment. o d. weaken the influence of international organizations like the united nations. sub