Match the following (1 mark each): A) Variable costs B) Sunk cost C) Average cost D) Differential cost E) Marginal cost F) Indirect cost G) Direct costs H) Conversion costs 8) The total cost divided by the total volume 9) The difference in cost between two alternative courses of action 10) The combination of direct labour and manufacturing overhead costs _11) The cost of producing one more unit 12) Costs that can be traced to the cost object