"b. producer of resources" would not be a purpose of money, since money acts only to facilitate the production of things by paying for the resources and labor needed.
Answer from: Quest
the united states began searching for a way to reduce oil
-agarvated
Answer from: Quest
They were constantly being overlooked as a people and were being controlled by people who weren't really native to their homeland.
Those who resisted the mongol invaders were attacked and their towns burned; those who cooperated with them also were attacked and had their towns burned. were treated fairly. were taken into the tribes and treated as mongols. were sent away to find new homes.