Answer
50 years
Explanation
Early in the 16th century European people knew and believed that all human originally came from the garden of Eden which was located at the confluence of the Euphrates. They were later confused when they realized that there were other people who lived in other places like America . It took them 50 years to have garden of Eden without humans.
All 13 were needed to pass those.
the best definition for empire is an area or political unit in which formerly independent states are under the control of one ruler. Hope it helped
A and C are the correct answers.
The chinese peasants and peasant economy got a general boost in the amount of rights that they had, as the Mongols were herdsmen themselves (kinda).
hope this helps