$($a$)$ Discuss the three $(3)$ negotiation Levels $/$stages $(10$ Marks$)$

$($b$)$ Outline at least four $(4)$ persuasion techniques and four $(4)$ tactics that can be used in a principled negotiations $(20$ Marks$)$

$($c$)$ Discuss what constitutes effective negotiation and the circumstances when it is appropriate to use negotiation. $(10$ Marks$)$

$($d$)$ Explain why it is important to understand the organisational power and personal power prior to a negotiation $(10$ Marks