Ehlo Company is a multiproduct firm. Presented below is information concerning one of its products, the Hawkeye. Date Transaction Quantity Price/Cost 1/1 Beginning inventory 3,980 $18 2/4 Purchase 4,000 20 2/20 Sale 4,500 4/2 Purchase 5,250 22 7/17 Purchase 3,100 11/4 Sale 6,300 24 Compute cost of goods sold, assuming Ehlo uses: Cost of goods sold $ $ $ (a) Periodic system, FIFO cost flow (b) Perpetual system, FIFO cost flow (c) Periodic system, LIFO cost flow (d) Perpetual system, LIFO cost flow (e) Periodic system, weighted average cost flow " " A (f) Perpetual system, moving average cost flow $