Metaline Corp. uses the weighted average method for inventory costs and had the following information available for the year. The number of units transferred to finished goods during the year is: Beginning Work in Process (40% complete, $2,300) Ending inventory of work in process (0 complete) Total units atarted during the year 320 units 520 units 1.400 units 4,400 units. 4,432 units. () O 4,600 units. 4,200 units. o 5,008 units