Answer:
The main problem between the North and the South was the disagreement of slavery.
Explanation:
The North was against slavery, and the South was for slavery. This was the main problem between the North and South because it caused a whole war.
Answer:
Take nonviolent direct action so that the problem cannot be ignored
I believe the answer is: Reference group
Reference group refers to the group that become subjects of comparison to another group of individual.
Most people use this reference group to measure our own worth (for example, if you want to know whether you a bad or good guitar player, the reference group that you would most likely use would be famous band member) , and this might influence the formation of our identity in the future.