Classify the following costs incurred in the manufacturing of cookie bars as either (a) Product Cost- Direct Materials, (b) Product Cost- Conversion, or (c) Period Cost. Cost Incurred in Manufacturing of Cookies Classification Depreciation on Automated Wrapping Machine Cookie Dough Peanut Butter Plant Manager's Salary of S90.000 Overtime Pay of Production Workers Cost of Air Time for New Radio Advertising Salary of Plant Security Guard Salary of Company Controller Depreciation on Computers in Legal Staff Office Manufacturing Department's Allocation of Cafeteria Costs