Explain why the four functions of the Kadushin Model is of critical importance for both the supervisor and supervisee in their role:

Explain why the four functions of the Kadushin Model is of critical importance for both the
supervisor and supervisee in their role: you must address all four areas in this context: (i)
Administration Function; (ii) Education Function; (iii) Support Function; and (iv) Mediation
Function.

please use australian journal if possible
citation in every paragraph please