Your answer is D. Japan :) All Asians were pretty much banned from entering the United States after this.
Lead the rise of Totalitarianism, which left Europe in small parts and Germany and Italy was not happy about that so they had grown their armies, which led the rise of World War. <span />
Propagandas, commercials, posters
It would be a "traditional" type of economic system that relies primarily on hunting gathering herding and farming to maintain self sufficiency, since this was how humans sustained life for many years before the modern era.