___________ farming is a system that is helpful in restoring, maintaining and enhancing the ecological balance.
(Choose the correct alternative to fill in the blank):
List-I | List-II | ||
|---|---|---|---|
| A | Money supply is exogenously given. | I | Post-Keynesian school |
| B | Money supply is demand driven and credit led. | II | Say’s law |
| C | Rational expectation. | III | Monetarism |
| D | Supply creates its own demand | IV | Neo-classical school |

