Match the following.
| List-I | List-II |
| a. Law of equi-marginal utility | 1. Gossen |
| b. Ordinal utility | 2. Hicks |
| c. Monopolistic competition | 3. Mrs. Robinson |
| d. Marginal productivity theory of distribution | 4. Clark |
A. a-2, b-1, c-4, d-3
B. a-3, b-4, c-2, d-1
C. a-1, b-2, c-3, d-4
D. a-4, b-2, c-3, d-1
Answer: Option C

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