List-I consists of motivation theories and List-II consists of the motivation theorists. You have to match them and indicate the correct match as per option.

List-I	List-II
a. Two-factory theory	1. David McClellan
b. ERG theory	2. Fredrick Herzberg
c. Theory X and Theory Y	3. Douglas McGregor
d. Need theory	4. Clayton Alderfer

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

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

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

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

Answer: Option A