Match the following economists with their contributions:
| List-I (Economist) | List-II (Concept) |
|---|---|
| A. J.M. Keynes | II. Consumption Function |
| B. Milton Friedman | I. Permanent Income Hypothesis |
| C. Irvin Fisher | III. Intertemporal Choice |
| D. R.F. Kahn | IV. Multiplier Concept |
1
A-II, B-I, C-III, D-IV
2
A-I, B-II, C-IV, D-III
3
A-II, B-III, C-I, D-IV
4
A-III, B-I, C-II, D-IV