Listed below are several costs incurred during the year. For each cost match the classification that best describes this cost. Wages of assembly-line personnel of Whirlpool Corporation. Tire costs incurred by Ford Motor Company Choose... Choose... Period cost Sunk costs Direct labor Manufacturing Overhead Direct material Sales commissions paid to the sales force of Dell Ing. Choose.. Computers purchased by Swiss Bank for their employees last year Choose... Plant insurance costs of Coca-Cola Choose