The Group of 20 (G20) is made up of the G7 industrialised democratic countries, the five emerging BRICS countries, (Brazil, Russia, India, China and South Africa) seven other economically emerging countries (Argentina, Australia, Indonesia, Mexico, Saudi Arabia, South Korea, Turkey,) and the European Union, which together as the G20 represent the twenty largest global economies, generating approximately 85 per cent of global GDP. Although G20 began as a forum to discuss global economic stability, its agenda expanded to include the discussion of other topics, such as global security, global health, development, gender, climate change, migration, and the refugee crises. The correct answer is D.