Refer to the graph. A line graph titled G D P Per Capita of Former Colonies, 1960 to 2000. The x-axis is labeled Year from 1960 to 2000 by five. The y-axis is labeled G D P Per Capita (In Constant 2000 U S Dollars) from 1,000 to 5,000. The blue line is labeled Belize. The orange line is labeled Algeria. The green line is labeled Cuba. The purple line is labeled Angola.

Which of the following best explains why Angola and Cuba experienced different economic conditions than Algeria and Belize in the late 20th century?

Angola and Cuba relied on the export of oil, and their economies contracted when oil prices dropped.
Angola and Cuba’s dependence on the Soviet Union caused their economies to struggle after the Soviet Union collapsed.
Algeria and Belize were largely self-sufficient and avoided the worst effects of the global financial meltdown.
Algeria and Belize benefited from the creation of the World Trade Organization, while Angola and Cuba did not.