Lakshmi Mittal was ranked 5th in the Top 10 Billionaires list as of February 2010. The list order was: 1. Carlos Slim, 2. Bill Gates, 3. Warren Buffett, 4. Lawrence Ellison, 5. Lakshmi Mittal. Mittal, the Indian steel magnate and chairman of ArcelorMittal, was the highest-ranked Indian on that list. Option D correctly places him at 5th position.