South Africa is one nation in which African tribes fought other tribes. Why did people of the same nation fight one another once the nation was free from foreign rule?

answer; (true);

no because it could make the world a terrible place to live in.

even though you have attached neither the chart nor the generalizations, i have located them online. the right answer is d, since they are asking you about a generalization. you can only infer from the chart that between 2008 and 2009 the number of employed workers decreased significantly (from over 115 millions to 107 millions approximately), which signals some type of economic crisis.