Indicate whether the following statements are true or false. 1. Regardless of the type of cost accounting system used, the product costs in a manufacturing company will usually include amounts for direct material, direct labor, and manufacturing overhead costs. 2. Normal spoilage costs during the production process are treated as inventribl(p sts in process costing. resulting in an increased unit cost for the marketable (saleable) items. 3. When all materials are added at the beginning of the manufacturing process, ending units of work in process will always be 100% complete with respect to materials costs