pl answer 20 of the following questions. identify or explain briefly. don't go in deep explanation.

thanks

1. differences between a leader and a manager

2. Blake-Moton leadership mpdel

3. LPC

4 path-goal leadership theory

5 command groups

6. task force

7. virtual teams

8. gatekeeper (group roles )

9. storming (group formation )

10. norming

11. factors leading to group cohesiveness

12. valence

13.instrumentality

14 self-actualization

15. achievement need

16 need for affiliation

17.how do employees react when they perceive an inequity?

18.goal-setting theory

19.negative reinforcement

20.progressive discipline