Problem 5-2AA (Algo) Periodic: Alternative cost flows LO P3 (The following information applies to the questions displayed below] Warnerwoods Company uses a periodic inventory system. It entered into the following purchases and sales transactions for March. For specific identification, units sold include 80 units from beginning inventory, 415 units from the March 5 purchase, 115 units from the March 18 purchase, and 195 units from the March 25 purchase. roblem 5-2AA (Algo) Part 4 Compute gross profit earned by the company for each of the four costing methods. (Round your average cost per unit to 2 decimal laces and final answers to nearest whole dollar.)