What is one way that historians can establish the authenticity of a primary source? A.
by comparing the source to other established sources from that time period
B.
by conducting endless chemical tests on the source to establish its reliability
C.
by relying on the claims of the archaeologist who discovered the primary source
D.
by relying on information provided on personal blogs or government websites

by conducting endless chemical tests on the source to establish its reliability. by comparing the source to other established sources from that time period. by relying on the claims of the archaeologist who discovered the primary source.

Explanation:

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the main inference that can be drawn from jean jacques rousseau's book the social contract is: a. people can enjoy civil and physical freedom, even if it sometimes harms society.

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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.