What social structure did the aztecs and the incas have in common

Plz which of the following elements is not typical of an advanced society. a. cities b. science c. industries d. a nomadic lifestyle

Why were the actions of native americans so varied in response to relocation? a. the tribes were very diverse and had different beliefs. b. they were exhausting every avenue. c. they all wanted to get the best financial arrangements. d. many of the tribes wanted ownership of the area.

What was the goal of the united states' invasion at the bay of pigs?