A company uses the weighted average method for inventory costing. During a period, Department B finished and transferred 69,000 units to Department C. Also in Department B during the period, 19.500 units were started but brought only to a stage of being 60% completed. The number of equivalent units produced by Department B during the period was: Multiple Choice o 69,000 units. o 57,300 vnits. o unts. o B8,500 unts. o 600 units