Union Company uses a process cost system and the weighted average method. During the year the company completed 1,300 units of product. Ending inventory consisted of 400 units that were 50% complete. The total dollar cost associated with production of inventory was $75,000 How much is the cost of Ending Work in Process (WIP) Inventory? Select one: O a $13,000 o b . $12,000 o c. $11,000 o d. $10,000