Required information [The following information applies to the questions displayed below.) The following year-end information is taken from the December 31 adjusted trial balance and other records of Leone Company. Advertising expense Depreciation expense-Office equipment Depreciation expense-Selling equipment Depreciation expense-Factory equipment Raw materials purchases (all direct materials) Maintenance expense-Factory equipment Factory utilities Direct labor Indirect labor Office salaries expense Rent expense-Office space Rent expense-Selling space Rent expense-Factory building Sales salaries expense $ 49,000 28,000 29,000 71,000 810,000 42,300 37,200 484,000 73,000 44,000 26,000 62,000 149,000 358,000 Required: Identify each cost as either a product cost or a period cost. If a product cost, classify it as direct materials, direct labor, or factory overhead. If a period cost, classify it as a selling expense or a general and administrative expense. (Leave no cell blank. Enter "NA - Not a product cost" or "NA - Not a period cost" for expenses that are not product cost or period cost.)