A company's inventory records indicate the following data for the month of January: Date Activities Units Acquired at Cost Units Sold at Retail January 1 Beginning inventory 480 units @ $18 = $8,640 January 8 Purchase 460 units @ $20 = $9,200 January 12 Sale 840 units @ $70 January 17 Purchase 520 units @ $22 = $11,440 January 23 Sale 360 units @ $70 January 28 Purchase 580 units @ $24 = $13,920 If the company uses the LIFO perpetual inventory system, what would be the cost of the ending inventory? Multiple Choice $19,240. $7,920. $23,960. $17,640. $23,000