Managers are directly responsible for the success or failure of any organisation. Their main responsibility is to assist the organisation to achieve its objectives in an efficient and effective way. They have to perform different functions and roles in the organisation in order to accomplish their tasks.

(a) Differentiate between effectiveness and efficiency by giving suitable examples.

(b) Explain the different functions of management. How do these functions help achieve organisational goals?

(c) Describe the different roles that managers must play according to Henry Mintzberg in order to be successful in their tasks.