The 'Drain of Wealth' theory was propounded by:
- Dadabhai Naoroji
- R.C. Dutt
- M.G. Ranade
- Gopal Krishna Gokhale
Answer: Dadabhai Naoroji
Dadabhai Naoroji propounded the 'Drain of Wealth' theory in his book 'Poverty and Un-British Rule in India' (1901), arguing that Britain systematically drained India's resources, causing poverty. [[30]]