Economic Differences in the Middle East for Both Individuals and Nations

Multiple Choice

Economic differences in the Middle East for both individuals and nations is the result of

A) differences between Islam and Judaism.
B) Sunni Muslims and Shi'ite Muslims.
C) the abundance of oil or the lack of it.
D) whether the state is democratic or authoritarian.
E) whether the state has access to sea shipping lanes or is land-locked.