How were american africans treated on the north side during the beginning of the civil war?

Which is the main inference that can be drawn from adam smith's book the wealth of nations? a) for an economy to work flawlessly, it shouldn't have to serve and moral goals.b) the government must control a free-market economy, or economic problems will arise.c) a free-market economy works well only without the government's interference. d) free trade will only hurt economies and should be stopped by governments.

Wich part of the declaration of independence acts as an implied plan of action in that it lists laws and practices to be changed

What kind of contact did christopher columbus and native americans initially have?