What was true about the rapid increase of the U. S. cotton exports
A. It decreased prices for land and slaves.
B. It allowed the south to dominate the national government.
C. It encouraged industrial development across the world.
D. It discouraged plans for better transportation routes.

in mcculloch v. maryland (1819) the supreme court ruled that congress had implied powers under the necessary and proper clause of article i, section 8 of the constitution to create the second bank of the united states and that the state of maryland lacked the power to tax the bank.

gibbons v. ogden, (1824), was a landmark decision in which the supreme court of the united states held that the power to regulate interstate commerce, granted to congress by the commerce clause of the united states constitution, encompassed the power to regulate navigation.

adopted the practice of proskynesis, a persian court custom that involved bowing down and kissing the hand of others, depending on their rank.

the northwest ordinance of 1787 guaranteed basic rights for settlers and banned slavery there.

d. both had been uninhabited before settlers arrived.