16. We have the following information linked to the Inventory of the Product Rescue Butter for a Product Consumer Co. If we use a periodic inventory system, the LIFO cost of goods sold for the period is: Date Transaction Units Cost per unit 400 Beginning inventory Balance January 1st $ 3.10 Purchase 1,400 $ 3.20 January 5th I Purchase 280 $ 3.25 January 10th 520 January 31st Ending Inventory Balance COGS available for sale = 6630, number of units = 2080 = ......... AA