4-How was Prussia able to take the lead in German unification?

By 1871, Prussia had established its military and economic superiority in central Europe. This, combined with the decline of Austrian influence, resulted in the unification of the German states.

Explanation:

the answer is richard nixion

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.