As a manager, you have several needs theories to help you understand individual needs in the workplace. The theory that is most consistent with our knowledge of individual differences among people and that has the best empirical support is $\_\_\_\_\_\_\_\_\_\_\_\_.$

A$.$

Maslow$$s hierarchy of needs

B$.$

Clayton Alderfer$$s ERG theory

C$.$

Frederick Herzberg's motivation$-$hygiene theory

D$.$

McClelland$$s theory of needs