Answer:
I think the answer is lawyer
<span>It made many people become rich because when someone sold one item, the price when up because people wanted to make an income</span>
Human sacrifice and expansion was the answer because the Aztecs were a feared tribe and conquered many people. They had always practiced human sacrifice and that was one of the reasons that Hernan Cortes had been horrified about. It couldn't have been anything about conquering Mayans because their civilization had died out for some strange reason.
Tyranny or Monarchy but i could be wrong. I think tyranny tho