Which was key belief or practice in the aztec religion mankind preserved the order of the universe human sacrifice supplied a diet of blood for aztec god noblemen sacrificed their first-born sons at the temple. subjected people could worships their own gods?

I think the correct answer from the choices listed above is the third option. The key belief or practice in the aztec religion would be noblemen sacrificed their first-born sons at the temple. Hope this answers the question. Have a nice day. Feel free to ask more questions.