Which of the following is not a characteristic of process costing? O Products are homogenous. Service firms cannot use process costing. O Costs are traced to production processes rather than products O Processes are standardize ted differently by a process c Work in Process Inventory Raw Materials Inventony O Finished Goods Inventory Cost of Goods Sold Under process costing, which manufacturing costs are assigned to the product as it moves from one manufacturing process to the next? Direct materials, direct labor, and conversion costs Direct materials, direct labor, and indirect labor O Direct materials, indirect materials, and manufacturing overhead Direct materials, direct labor, and manufacturing overhead To reconcile the number of physical units using the weighted average method of process costing, one must determine whether the units were: O completed or still in process at the end of the period. O in the next production process or sold at the end of the period. sold or still in inventory at the end of the period. O using direct materials or conversion costs at the end of the period