butimit January : February: May: September: November: Purchases 11 units at $145 21 units at $150 16 units at $155 13 units at $160 11 units at $165 Sales 5 units 6 units 10 units 9 units 12 units On December 31, there were 30 units remaining in ending inventory. Using the perpetual LIFO inventory costing method, what is the cost of the ending inventory? (Assume all sales were made on the last day of the month.) Multiple Choice O 54,536 $4,530 O $4,446 $4,220 $6,570