Which of the following definitions can best describe McClelland$$s Needs Theory?

Question $4$Select one:

a$.$

Lower$-$order needs that must be satisfied before one progresses to higher$-$order needs.

b$.$

Hygiene factors must be met if a person is not to be dissatisfied

c$.$

People vary in the types of needs they have. Their motivation and how well they perform in a work situations are related to whether they have a need for achievement, affiliation, or power.

d$.$

People$$s positive belief in themselves