Match the following Western Economic Thinkers with their Key Contributions:
| Adam Smith | Focused on the exploitation of labor and 'surplus value' in 'Das Capital' |
| Karl Marx | Advocated for limited government intervention ('Laissez Faire') |
| Alfred Marshall | Stressed prioritizing wants for efficient resource utilization |
| Lionel Robbins | Emphasized welfare orientation in economic activities in 'Principles of Economics' |
AA-2, B-1, C-4, D-3
BA-3, B-4, C-1, D-2
CA-4, B-3, C-2, D-1
DA-1, B-2, C-3, D-4
