Periodic Inventory Using FIFO, LIFO, and Weighted Average Cost Methods The units of an item available for sale during the year were as follows: Jan. 1 Inventory Purchase Nov. 23 Purchase 19 units at $48 14 units at $51 14 units at $52 47 units $912 714 728 $2,354 There are 23 units of the item in the physical inventory at December 31. The periodic inventory system is used. Determine the ending inventory cost using (a) the first-in, first-out (FIFO) method; (b) the last-in, first-out (LIFO) method; and (c) the weighted average cost method (round per unit cost to two decimal places and your final answer to the nearest whole dollar). a. b. C. First-in, first-out (FIFO) Last-in, first-out (LIFO) Weighted average cost