নিচের কোনটি OPEC এর প্রতিষ্ঠাকালীন সদস্য নয়?

The Organization of the Petroleum Exporting Countries (OPEC) was founded in Baghdad, Iraq, with the signing of an agreement in September 1960 by five countries namely Islamic Republic of Iran, Iraq, Kuwait, Saudi Arabia and Venezuela. They were to become the Founder Members of the Organization. Currently, the Organization has a total of 14 Member Countries.
Source: OPEC website.