Which of the Following Statements About Expectancy Theory Is FALSE

Which of the following statements about expectancy theory is FALSE?

A) Expectancy theory has been applied to a wide variety of studies.
B) The process of employee motivation is explained reasonably well by expectancy theory.
C) Expectancy theory has three main components relating to effort, performance and performance outcomes.
D) One way to increase the P-to-O expectancy in the expectancy theory model is to accurately measure job performance.
E) Expectancy theory is a drive-based theory of motivation.