The principle that a reward will motivate only if it’s valued by the employee is key to the （）theory of motivation.
The principle that a reward will motivate only if it’s valued by the employee is key to the （）theory of motivation.
The principle that a reward will motivate only if it’s valued by the employee is key to the （）theory of motivation.
A.equityB.enrichmentC.goal-settingD.expectancy正确答案：expectancy