one of its products, the Hawkeye. Date Transaction Quantity Price/Cost $14 1/1 Beginning inventory 2,730 4,050 22 2/4 Purchase 4,380 2/20 Sale 4/2 Purchase 3,520 25 2,100 27 7/17 Purchase 4,110 11/4 Sale 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 (f) Perpetual system, moving average cost flow