The founding members of OPEC are
Algeria, Iran, Iraq, Saudi Arabia and Kuwait
Nigeria, Libya, Iraq and Saudi Arabia
Venezuela, Nigeria, Libya, Iran and Iraq
Saudi Arabia, Iran, Iraq Kuwait and Venezuela
Correct answer is D
The founding members of OPEC were Iran, Iraq, Kuwait, Saudi Arabia, and Venezuela. Other countries joining OPEC were Algeria (1969), Indonesia (1962), Libya (1962), Nigeria (1971), Qatar (1961), and the United Arab Emirates (1967). Ecuador and Gabon both joined OPEC in 1973, but withdrew in 1992 and 1995, respectively.