l5 Maslow's need hierarchy

a. serves as a good predictive model of worker motivation.

b. has led to useful applications for increasing work motivation.

c. , has not led to useful applications for increasing worker motivation

d. involves ten levels.

13. Motivation is defined as a.

a measure of how hard a person works

b. the force thatenergizes, directs and sustains behavior

c. the degree of ambition exhibited by a worker

d. physiological brain activity