The best answer is A. Keynesian economics refers to the practice of pumping money into a country's economy. In Keynesian economics that money is usually acquired from taxpayers, loans, bonds, and additional currency printing. The theory is that spending money on things like infrastructure projects (building roads, power plants, dams, etc.) creates jobs, which helps get money circulating in the economy again, which eventually pulls a country out of economic stagnation.
When conflict arose between Middle Eastern countries in the 1970s the U.S had support
Israel
This is a broad amount of time, but the best response would be "<span>c. The decrease of trade as the result of world conflict" since this period contains some of the bloodiest wars in history. </span>