Answer:
The correct answer is 4. The region that has the most members of the OPEC is the Middle East.
Explanation:
OPEC is made up of fifteen member countries: seven in the Middle East, six in Africa and two in South America.
The nations that are officially part of the organization are: Algeria, Angola, Congo, Ecuador, Equatorial Guinea, Gabon, Iraq, Iran, Kuwait, Libya, Nigeria, Qatar, Saudi Arabia, United Arab Emirates and Venezuela.
