The Red Wing Shoe Company manufactures work boots. The company has a philosophy that products should be repaired, not thrown away. After the 12-month warranty has expired on Red Wing boots, the company offers free oiling, free laces, low-cost replacement insoles, and low-cost hardware repairs. The cost of operating this shoe repair service would fall into which function in the value chain? Assuming the cost object is an airplane, classify each cost as one of the following: direct material (DM), direct labor (DL), indirect labor (IL), indirect materials (IM), other manufacturing overhead (other MOH), or period cost. What is the total for each type of cost? Calculate total manufacturing overhead costs. Calculate total inventoriable product costs. Calculate total prime costs. Calculate total conversion costs. Calculate total period costs