Statement I is incorrect. The per capita CO₂ emissions in India for 2023 are reported to be around 2.07 tons per capita, which is significantly higher than 0.5 tons per capita. Statement II is correct. India ranks third globally in CO₂ emissions, following China and the United States. In the Asia-Pacific region, India ranks second after China in terms of CO₂ emissions from fuel combustion. Statement III is correct. The largest sources of CO₂ emissions in India are from electricity and heat producers, which are part of the power sector. This sector is responsible for the largest share of India's greenhouse gas emissions, contributing significantly to the country's total emissions.