India and five ASEAN Countries namely Cambodia, Laos - PDR, Myanmar, Thailand and Vietnam form

The correct answer is Mekong Ganga Cooperation (MGC).

Key Points

• The Mekong-Ganga Cooperation (MGC) is an initiative by six countries – India and five ASEAN countries, namely, Cambodia, Lao PDR, Myanmar, Thailand and Vietnam
  • It is formed for cooperation in tourism, culture, education, as well as transport and communications.
  • It was launched in 2000 at Vientiane, Lao PDR.

Additional Information 

• BIMSTEC:
  • The Bay of Bengal Initiative for Multi-Sectoral Technical and Economic Cooperation (BIMSTEC) is a regional organization, which comprises seven member states in South Asia and Southeast Asia.
  • BIMSTEC was set up in 1997, on account of the Bangkok Declaration.
  • It is headquartered in Dhaka, Bangladesh.
  • It comprises of seven member countries: Bangladesh, Bhutan, India, Nepal, Sri Lanka, Myanmar and Thailand.

• Shanghai Cooperation Organisation (SCO)
  • It is a permanent intergovernmental international organization.
  • Its creation was announced on 15 June 2001 in Shanghai (China) by the Republic of Kazakhstan, the People’s Republic of China, the Kyrgyz Republic, the Russian Federation, the Republic of Tajikistan, and the Republic of Uzbekistan.
  • India and Pakistan joined SCO as full members on 9 June 2017 at a summit in Astana, Kazakhstan.