Around 1500 C.E., membership in Aztec society was hierarchically defined by all of these methods EXCEPT: AP World History Chapter 11 Around 1500 C.E., membership in Aztec society was hierarchically defined by all of these methods EXCEPT: (A) social classes. (B) gender. (C) clans or tribes. (D) ethnicity. (E) occupational groups. Answer: D Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+