There is no key to civilization. The concept that native americans did not have a civilization or were not civilized is one only supported by the egotism and arrogance of the empirical profit oriented "conquerers" who have worked to eradicate all cultures that conflict with profits. The key to western civilization that allowed them to kill off the majority of the natives was a lack of respect for life and insane drive for control, ownership and dominance, to which the peaceful and sophisticated Natives would not stoop.
I believe the answer to this question is C.
Hope this helps
This is homework help, not ‘write my essay for me.’ You need to do it yourself. As for propaganda posters, their main function is to get people to believe a specific thing.
