Option: b. produced a new set of laws governing them
Explanation:
The Spanish treatment to the Native Indians was not very pleasant, they were treated with death, torture, violence, mutilation, and enslavement. The Spanish conquerors used weapons like guns, cannons, swords, crossbows, to wipe out their population. They introduced the Catholic Churches in the colonies to control them. The greed for the gold and silver drove the Spanish Conquistadors and the priests to form colonies in New World.
There were many ways the collapse of Western Roman Empire influenced Justinian's reign. The best way it influenced Justinian's reign was it ruined the economy.
