Who of the following was/were economic critic/critics of colonialism in India? 1. Dadabhai Naoroji 2. G. Subramania Iyer 3. R. C. Dutt Select the correct answer using the code given below.

All three individuals were pioneering nationalist leaders who systematically analyzed the "Drain of Wealth" and the structural impoverishment of India under British rule. While Dadabhai Naoroji is the most famous for his "Drain Theory," making option (a) a common trap, G. Subramania Iyer and R.C. Dutt also provided foundational economic critiques through their influential writings and journalism. The core concept being tested is the Early Nationalist (Moderate) economic critique of colonialism.