Answer:
Sectionalism
Explanation:
The era of good feelings refers to the period when most Americans actually have a sense of unity and purpose to work together with all citizens to bring the country forward.
But, Slavery issues create a sectionalism that divided the northern and southern states . The northern states wanted to abolished slavery and the southern states wanted to keep slavery.
In the end, this end the sense of unity between the people which eventually led to the civil war.
I believe it's <span>B. The Supreme Court ruled that Dred Scott was not a citizen of the United States because he was not white, and therefore could not sue in the courts. </span>
To stop using cars, stop making emissions, switch to greener means of energy. Plant a tree