Match the List-I with List-II and select the correct answer:

List-I (Theory)	List-II (Scientists)
a. Absolute income theory	1. J. M. Keynes
b. Relative income theory	2. Milton Friedman
c. Life cycle theory	3. Modigliani and Ando
d. Permanent income theory	4. J. S. Dusenberg

A. a-3, b-4, c-1, d-2

B. a-2, b-3, c-4, d-1

C. a-4, b-3, c-2, d-1

D. a-1, b-4, c-3, d-2

Answer: Option D