The great landowners who became Rome's ruling class were referred to as "Patricians", from the word having to do with "father," whereas the lower class was the "Plebians".
They had started using tools mad of bronze they melted and shaped into there tools
I believe it is the Doctrine of Nullification
They showed them how to hunt. Colonists actually raided them and colonists thrived from John Rolfe bringing the tobacco seeds
If you are asking whether the statement is true or false, then the answer is true. Any country that is in trade with another must have some form of exchange currency in order to be productive. I hope this helped.