Explanation:

- The SDG India Index is a tool developed to measure the progress of Indian states and union territories on relevant Sustainable Development Goals (SDGs).

- Option 1: Ministry of Environment, Forests and Climate Change - This ministry deals primarily with environmental issues, forest conservation, and climate change policy in India.

- Option 2: Ministry of Home Affairs - This ministry is responsible for internal security and domestic policy but doesn't handle SDG metrics.

- Option 3: NITI Aayog - This think tank of the Government of India is responsible for the development and release of the SDG India Index, which tracks and ranks progress on SDGs.

- Option 4: World Bank - This global financial institution supports development projects worldwide but is not directly responsible for the SDG India Index.