Arrange the following historical thinkers by their key contributions to political philosophy and political economy in chronological order:
- Montesquieu – The Spirit of Laws
- Adam Smith – Wealth of Nations
- Karl Marx – Das Kapital
- David Ricardo – Principles of Political Economy and Taxation
1
4, 1, 3, 2
2
2, 1, 3, 4
3
1, 4, 2, 3
4
1, 2, 4, 3