Which of the following is not one of the process theory of motivation? (i) Mc Clelland's Achievement motivation theory (ii) Vroom's valence Expectancy theory (iii) Equity theory of J. C. Adams (iv) Goal setting theory of Edwin locker

Motivation theories are classified into content theories (what motivates people) and process theories (how motivation occurs). McClelland's Achievement motivation theory is a CONTENT theory - it focuses on needs for achievement, power, and affiliation. Vroom's Expectancy theory, Adams' Equity theory, and Locke's Goal-setting theory are all PROCESS theories - they explain the cognitive process of motivation.