Giles Co. uses a periodic inventory system and has the following data related to inventory: Inventory, March 1 300 units @ $65 Purchase, March 7 450 units @ $68 Sales, March 14 700 units @ $110 Purchase, March 25 225 units @ $70 The value assigned to cost of goods sold if Giles uses LIFO is O $50,100 O $47,975 O $77,000 O $47,277 O $46,700