In the 1700s, Anthony Benezet was a Quaker who o organized the Pennsylvania Abolitionist Society
brought the first enslaved workers to Pennsylvania.
O helped enslaved people escape to freedom in the North.
O ran auctions where enslaved people were purchased.

Anthony Benezet is recognized as the founder of the antislavery movement in America in the mid-1700s. Benezet believed the British ban on slavery should have been extended to the colonies, and worked to convince his Quaker brethren that slave-owning was not consistent with Christian doctrine.

Explanation:

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i believe the answer is:

-   william jennings bryan is a democrat while mckinley was a republican

at that time, the segment of population that choose for democratic party were the voters with low economic background and vice versa

- william jennings has support of populists and wants to have inflation to farmers while mckinley has support of bankers and businessmen , doesn't want inflation

the fixed value of gold make the large business able to stack up their gold without   being worried that it would devaluated.

- william jennings supported the silver standard while mckinley supported the gold standard

according to jenning, using other metal beside gold could the poor people to have more purchasing power and them advance in the society.

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.