I think its all of the above
Answer:
The strict class system that left most people in poverty.
The Progressives were people advocating social reform. They believed in science and technology, and were very political people.
The southern economy depended very much on slavery, using slaves to pick cotton and other things for the farmers. Normally the more slaves you had, the richer you were. Slaves were very important to the southern economy because southerners depended solely on slaves' labor. The families were affected when they could no longer keep slaves so the South was very mad because this was their main source of production. Once rich families no longer had laborers, causing loss of money and crops. The whole southern economy was affected by the loss of slaves but when slaves were allowed the southern economy was booming.
Number One is Homer, he wrote my favorite book The Odyssey!
Number Two is Mansa Musa
Number Three Is Augustus
I hope this helps! Have a GREAT day! :)