Correct option is C
· Adam Smith (A-III) – "The Wealth of Nations" (1776), known as the father of economics.
· A. Marshall (B-I) – "Principles of Economics," introduced concepts of demand, supply, and elasticity.
· J. R. Hicks (C-II) – "Value and Capital," contributed to consumer theory and welfare economics.
· Wassily Leontief (D-IV) – Developed Input-Output Economics, used in economic planning.
