Consider the following statements about Indian Economic History and find the 'correct statements'.
a. Dadabhai Naoroji explained drain theory in his book 'Poverty and Un-British rule in India'.
b. Romesh Chandra Dutt examined in minute detail the entire economic record of colonial rule since 1857 in his book 'The Economic History of India'.
1
a only
2
b only
3
Both a and b
4
Neither a nor b