What role did Themistocles play during the Greco-Persian Wars? A. He led the Athenian navy at the Battle of Salamis.
B. He recorded the story of the Greco-Persian Wars.
C. He led the Persian invasion of the island of Marathon.
D. He defended a mountain pass against the Persian army.

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.

is this question from a book? ?