What is one way the author’s word choice contributes to the tone of this passage

ummm? is that supposed to be a question or a but this is a reason he won re-election

explanation:

"despite progress in the war, lincoln and most political pundits were convinced that he would lose his bid for reelection in 1864. the country was war weary and the democratic party's nominee, george mcclellan, was likely to negotiate a peace treaty with the confederacy if elected." - loc.gov

it foreshadows the theme of the paragraph and hints the topic that will be discussed in the paragraph!

answer; andrew jackson approved nullification by signing it into law,and john calhoun opposed it saying it was unconstitutional;

oil! is what i am assuming