The following relates to Harrison, Inc Advertising Costs Sales Salary Sales Revenue President's Salary Office Rent Manufacturing Equipment Depreciation Indirect Materials Used Indirect Labor Factory Repair and Maintenance Direct Materials Used Direct Labor Delivery Vehicle Depreciation Administrative Salaries $10,600 10,000 500,000 230,000 60,500 1,200 8,000 13,000 920 27,500 36,000 1,550 22,000 How much were Harrison's product costs? Select one a. $252,000 b. S604,650X $86.620 d. $510,600