XYZ Company's records contained the following data for the month ended 3/31/23: Beginning inventory Purchase 1 Sales Purchase 2 Sales Purchase 3 Sales Units $ per unit 250 20.00 550 21.00 650 50.00 700 22.00 700 50.00 600 24.00 600 50.00 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 system. Why is the gross profit different? Which method should be used in the financial statements