Can a pluralistic society have genocides?

Which of the following items would serve as a primary source for a historian studiying the american civil war

What is a country called that is technically independant but is controlled by another country

In a study, people were asked to imagine simple occasions that made them happy and to remember events that made them feel proud about themselves. it was observed that the subjects developed an increasingly positive attitude. these changes are known to be healthy, leading to greater physical activity and reducing unhealthy habits. based on this excerpt, we can conclude that a positive attitude .