XYZ Company's records contained the following data for the month ended 3/31/23 : Compute ending inventory and prepare partial income statements through gross margin for XYZ Company using the FIFO, LIFO, and average inventory costing methods, first for a periodic and then for a perpetual inventory system. Prepare the partial income statements using the FIFO, LIFO, and average inventory costing methods for a perpetual inventory sys Why is the gross profit different? Which method should be used in the financial statements