Match the following:

List-I (Theories of Motivation)	List-II (Developers)
a. Three Needs Theory	1. Clayton Alderfer
b. ERG Theory	2. F. Herzberg
c. X-Y Theory	3. Mc Clelland
d. Hygiene Theory	4. D. Mc Gregor

A. personal attitudes B. behaviour patterns and work habits C. physical fitness D. None of the above

A. Vroom's Contingency Model of Motivation B. Skinner's Operant Theory of Motivation C. Adam's Equity Theory of Motivation D. All of the above

A. A. H. Maslow B. Kurt Lewis C. Chester Bernard D. All of these

A. immediate stimulus and environment B. physiological, cognitive and psychological processes C. responses and patterns of behaviour D. None of the above