Costs can be classified as controllable and uncontrollable. (a) Define the terms: controllable costs and uncontrollable costs. (4 marks) (b) In the context of the company that you have just selected, provide two (2) examples of each and explain why you consider these costs as controllable or uncontrollable. (8 marks) (c) Explain the advantages of classifying costs as controllable and uncontrollable. (3 marks)