Trim Manufacturing produces a pesticide chemical and uses process costing. There are three processing departments - Mixing. Refining, and Packaging. On January 1, the first department "Mixing" had no beginning inventory. During January, 40,000 fl.oz. of chemicals were started in production. Of these, 31,000 fl.oz. were completed and 9,000 fl. oz. remained in process. In the Mixing Department, (all direct materials are added at the beginning of the production process, and conversion costs are applied evenly through the process). At the end of the month, Trim calculated equivalent units. The ending inventory in the Mixing Department was 80% complete with respect to conversion costs. With respect to conversion costs, how many equivalent units were calculated for the product that was completed and for ending inventory? Select one: A. Product completed: 31,000 equivalent units; Products in ending inventory: 5,400 equivalent units B. Product completed: 31,000 equivalent units: Products in ending inventory: 7.200 equivalent units C. Product completed: 40,000 equivalent units; Products in ending inventory: 9,000 equivalent units D. Product completed: 40,000 equivalent units; Products in ending inventory: 5,400 equivalent units E. None of the above