What does the 13th Amendment to the US Constitution do?

A. It allows all men 21 or older to be able to vote in the United States

B. It allows for the direct election of Senators to the Congress
It bans slavery in the United States

C. It allows the federal government to tax citizen's income

It bans slavery in the United States

Explanation:

Hope this helps, and please mark me brainliest if it does!

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.

so what is your question?