Which of these best describes the political structure of Ancient Greece?
Several independent city-states that shared a
common language and culture.
A powerful unified empire under the
leadership of 1 ruler.

The answer would be "Several independent city-states that shared a common language and culture.

I hope this helped!!

is this a question? put a question ?

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.