Trey Monson starts a merchandising business on December 1 and enters into the following three inventory purchases. Also, on December 15. Monson sells 28 units for $45 each. Purchases on December 7 Purchases on December 14 Purchases on December 21 18 units $18.00 cost 32 units $27.00 cost 28 units $32.ee cost QS 5-13 Perpetual: Inventory costing with specific identification LO P1 Required: Monson sells 28 units for $45 each on December 15. Of the units sold, 14 are from the December 7 purchase and 14 are from the December 14 purchase. Monson uses a perpetual inventory system. Determine the costs assigned to the December 31 ending inventory when costs are assigned based on specific identification Cost of Goods Sold Spesific Identification--Perpetual: Goods purchased Date of Cost per units unit Inventory Balance of units sold Cost per Cost of Goods unit Sold of units Cost per unit Inventory Balance December 7 December 14 December 15 Inventory Balance Specific identification-Perpetual: Goods purchased Date # of Cost per units unit December 7 $ 0.00 December 14 $ 0.00 Cost of Goods Sold # of Cost per Cost of Goods units unit Sold sold # of units Cost per unit Inventory Balance S 0.00 December 15 $ 0.00 $ 0.00 December 21 $ 0.00 Totals