Match the following definitions with their authors

List-I (Definition of money)	List-II (Economist)
a. Money is what money does	1. Walker
b. Anything that is widely accepted in exchange for goods or business obligations	2. G. D. H. Cole
c. The essence of money is that after a function of circulation can be given from one hand to another for another task	3. D. H. Robertson
d. A commodity for which there is a general acceptance	4. Seligman

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

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

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

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

Answer: Option B