Explanation:

Explanation:

• Asia Pacific Economic Cooperation (APEC) is a group of 21 members of the Pacific rim of ocean economies with its headquarters in Singapore. India is not a member of this grouping.
• Indian Ocean Rim Association (IORA) is a group of 22 countries to boost cooperation in the Indian Ocean region. It was established in 1997 with its headquarters in Mauritius with India as its member.
• Organisation for Economic Co-operation and Development (OECD) is an international, intergovernmental economic organization of 38 countries. OECD was founded in the year 1961 to stimulate world trade and economic progress. The most recent countries to join the OECD were Colombia, in April 2020, and Costa Rica, in May 2021.
• The OECD is composed of Member Countries, Substantive Committees, and the OECD Secretariat.
• The OECD Secretariat is led by the Secretary-General and provides support to Standing and Substantive Committees. It is organized into Directorates.
• OECD currently has 36 member nations and the Member Countries are each represented by a delegation which is led by their ambassadors. 
• The 38 Member Countries consist of Australia, Austria, Belgium, Canada, Chile, Colombia, Costa Rica, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Israel, Italy, Japan, South Korea, Latvia, Lithuania, Luxembourg, Mexico, Netherlands, New Zealand, Norway, Poland, Portugal, Slovak Republic, Slovenia, Spain, Sweden, Switzerland, Turkey, the United Kingdom, and the United States.
• The European Commission participates in the work of the OECD alongside the EU member states.
• Colombia has been invited to join while six other countries’ (Argentina, Brazil, Bulgaria, Croatia, Peru, and Romania) request to join is under the consideration of the OECD.
• SAFTA or the South Asia Free Trade Area is a trade agreement of the SAARC nations. It includes all SAARC countries including India.