Match the historical figures with their theoretical contributions:
| List I | List II |
| 1. Ibn Khaldun | a. Cyclical theory of civilizations |
| 2. Vico | b. New Science of History |
| 3.Auguste Comte | c. Positivism in history |
| 4. Karl Marx | d. Historical materialism and class struggle |
1
1-a, 2-b, 3-c, 4-d
2
1-b, 2-a, 3-d, 4-c
3
1-c, 2-d, 3-a, 4-b
4
1-d, 2-c, 3-a, 4-b