Internal auditing and external auditing share many commonalities. However, they also differ in a number of key

Question:

Internal auditing and external auditing share many commonalities. However, they also differ in a number of key aspects.

Required
a. What are the major commonalities between the internal audit and the external audit profession?
b. What are the major differences between the two professions?
c. Explain why internal auditing is often viewed as a stepping-stone to management