Match the following historians with their contributions:
| Historians | Contributions |
| 1. D.D. Kosambi | A. Developer of "Drain Theory" |
| 2. Romila Thapar | B. Author of "The History of the Puranas" |
| 3. R.C. Majumdar | C. Author of "Ancient Indian Social History" |
| 4. Dadabhai Naoroji | D. Author of "An Introduction to the Study of Indian History" |
1
1 - D, 2 - C, 3 - B, 4 - A
2
1 - B, 2 - D, 3 - A, 4 - C
3
1 - D, 2 - B, 3 - C, 4 - A
4
1 - C, 2 - B, 3 - A, 4 - D