AP Human Geography

Answer - B - The Organization of Petroleum Exporting Countries, or OPEC, has played the most influential role in determining the price and production level of oil in the post-World War II era.

Key Takeaway: The Organization of Petroleum Exporting Countries, otherwise known as OPEC, is a cartel that includes Iran, Kuwait, Algeria, Iraq, Libya, Nigeria, Ecuador, Venezuela, Saudi Arabia, Qatar, Angola, and the United Arab Emirates (UAE). OPEC’s main goal is to find ways to stabilize prices in international oil markets. OPEC’s 1970s embargo on oil greatly affected the energy-dependent economies of the West.