Raw Materials is the answer
Answer:
North was antislavery; South was pro-slavery. North was business and trade oriented; South was agrarian. ... They wanted slavery to end in all of the United States.
Methods to achieve racial equality.
In Aztec social hierarchy, people who are called "Serfs" are the ones expected to support the upper class. They belong to the lowest social class in the Aztec culture and required to do labors for the nobles. As for the Incas, "Commoners" (farmers, artisans, servants, etc.) are required to support the higher class for they do not practice slavery. Majority of Inca's population belongs to the commoner class.
