Rwanda is where there is tension between Tutsi minority and Hutu majority.
My best choice would be A. The south depended on slavery for economical reasons. The northerners believed slavery was morally wrong. A little after the 1800's Northerners had abolished slavery.
Answer: Classical
Explanation: Classical conditioning techniques are learning by linking a stimulus and responding to that stimulus. This is how certain behaviour is learned, based on the repeated stimulus and the response to that stimulus, that is, the bond that is created. This connection is recognisable as something that has been learned, for example, from the smell of freshly baked chocolate chip cookies, everyone will normally enliven in themselves an image of a homey atmosphere and will react in such a way.
The Inca were not pre-columbian
Human made resources are things like plastic, paper, rubber. Human Resources is the person at a workplace who manages the people getting hired. They also help you when other coworkers are not being friendly.