I need question 17 answered whether they are fixed, variable, etc.

Classify the total costs of each of the following as variable fixed mixed or step. Sales volume is the cost driver. Wages of machine operator who is paid based on number of units produced on the machine Keyboardspurchased from a subcontract supplier in a Computer assembly plant Propertytaxes Salaries of quality inspectors wheneach inspectorcanevaluateamaximum of 500units per day Annual salary for thevicepresident ofmanufacturing Electric power in a factory Raw materials, used in production Water consumed by the plant, which is based on a flat fee plus actual consumption File insurance on factory building Overhead costs in the factory for incidental components such as small screws and rivets Fixed costs Mixed costs Variable costs Step costs