Match the following

List-I	List-II
a. Internal Elaboration	1. Holism
b. Closed System	2. Impermeable boundary
c. Equifinality	3. No direct cause and effect relationship
d. Synergism	4. Increasing differentiation

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

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

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

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

Answer: Option B