EX 18-6 Concepts and terminology From the choices presented in parentheses, choose the appropriate term for completing each of the following sentences: a The wages of an assembly worker are normally considered a (period, product) cost. b. Short-term plans are called (strategic, operational) plans. c. The phase of the management process that uses process information to eliminate the OBJ. 1, 2 source of problems in a process so that the process delivers the correct product in the correct quantities is called (directing, improving). d. Direct materials costs combined with direct labor costs are called (prime, conversion) costs. e. Materials for use in production are called (supplies, materials inventory). f. The plant manager's salary would be considered (direct, indirect) to the product. g. An example of factory overhead is (sales office depreciation, plant depreciation)