Explanation:

• G-7 is a bloc of industrialized democracies i.e. France, Germany, Italy, the United Kingdom, Japan, the United States, and Canada.
• Quad is a coalition between India, US, Australia and Japan to keep the critical sea routes in the Indo-Pacific free of any influence (especially China).
• RCEP is a partnership for free-trade comprising 10 ASEAN countries plus five ASEAN FTA partners- China, Japan, South Korea, Australia, and New Zealand. India dropped out of the RCEP in November 2019 at ASEAN+3 summit.
• G4 is a group of countries that are seeking permanent membership of the United Nations Security Council (UNSC). It consists of India, Brazil, Japan and Germany. 

Hence option 3rd is correct.