Describe each motivational theory:

1-manifest needs theory

2-learned needs theory

• -need for achievement (nAch) both high and low
• -need for affirmation (nAff) both high and low
• -need for power (nPow) both high and low

3-maslows hierarchy on needs

4-Alderfer's ERG theory

5-Herzburgs motivator-hygine theory

6-self-determination theory