"The Happy Worker Is a Productive Worker" Is an Expression

Multiple Choice

"The happy worker is a productive worker" is an expression that is used to express the idea that:

A) Job satisfaction has nothing to do with work performance.
B) Job satisfaction begets work performance.
C) Job performance begets work satisfaction.
D) Job dissatisfaction is related to low pay.
E) If an employee is happy already,you need not increase their pay.