The answer is probably elephants. Can you include the full question next time please.
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.
I would not say we had a better advantages at all
It is a symbol of freedom. the colonists were done with king george III ‘s taxes and unfair rules.