Santa's Toy Company makes retro wooden toys. The company also maintains retail stores throughout the Southeastern United States. Classify each of the following costs as a product or period cost. a. Elm wood used in the production of toys b. Wood glue used to in the production of toys C. Salaries of the district sales managers d. Rent on factory building e. Depreciation on machinery used in production of toys f. Rent on retail stores g. Salary of production manager h. Cost of delivering toys to retail stores i. Paint used in the production of toys j. Depreciation on CEO's mahogany office furniture