The mayans, incas, and aztecs all
a) reached advanced levels of civilization without systems of writing.
b) used forms of government based on democratic rights.
c) formed long-distance trade routes.
d) spoke the same language, spanish.

Bob: coke is baby pandas.jim: what? how do you figure that coke is baby pandas? bob: because this book says so.jim: how do we know the book is correct? bob: because it says that coke is baby pandas.jim: how does that prove the book's accuracy? bob: because it's statement involving coke and baby pandas is correct, therefore it is accurate.jim: how do we know that it's correct? bob: because we have concluded that the book is accurate, and therefore the statement is correct.therefore, coke is baby pandas.

Okay perfect i'll be sure to do that lol