Given the following data, calculate the cost of goods sold using the LIFO costing method. Date 1/1 3/18 6/20 9/27 11/27 12/31 Item Unit Beginning inventory 12 units at $21 per unit Purchase of inventory 11 units at $23 per unit Purchase of inventory 9 units at $26 per unit Purchase of inventory 25 units at $27 per unit Purchase of inventory 26 units at $28 per unit Ending inventory 44 units O A. $1,079 OB. $928 O c. $1,778 OD. $819