The Organization of Petroleum Exporting Countries (OPEC) is an example of a? by Sunday | May 25 | Economics WAEC | 0 comments A. perfect competition B. monopsony C. duopoly D. cartel Correct Answer: Option D D. cartel Users Also Read These:Which of the following roles is being played by the…The main problem of the Organization of Petroleum…The headquarter of the Organization of Petroleum…Nigeria is rated in the Organization of Petroleum…Which of the following is not a member of the…