What does it mean that we should not expect a "smoothly ironed" aztec history?

Aztec's didn't use iron

We should not expect a “smoothly ironed history” means that every civilization is complicatedand that there are going to be us and downs, some wins some loses, some beauty and some ugliness.

Explanation:

either b) they were often feared and despised by other native cultures. or

c) their obsession allowed them to coexist with many other native cultures because of their peaceful nature.

wilsons 14 points

hope i