P7.6 (LL 3) (Compute FIFO, LIFO, Average-Cost-Periodic and Perpetual) Ehlo Company is a multiproduct firm. Presented below is information concerning one of its products, the Hawkeye. Instructions Compute cost of goods sold, assuming Ehlo uses: 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