<span>Colonies sought to reduce costs by concentrating on one cash crop rather than many. </span>
C. Collect Taxes
Congress could not collect taxes from the states and depended on the states for money. If the state denied the money, Congress could do nothing.
Native Americans agreed to surrender most of the land in what is now Ohio, because of Pinckney's Treaty.
The Populist—or People's—Party was formed
I would say it is D, represent people.