ho. In a perpetual inventory system, the Cost of Goods Sold account is used a. only when a cash sale of merchandise occurs. b. only when a credit sale of merchandise occurs. c. only when a sale of merchandise occurs. d. whenever there is a sale of merchandise or a return of merchandise sold. Sales revenues are usually considered earned when a cash is received from credit sales. b. an order is received. C. goods have been transferred from the seller to the buyer. d. adjusting entries are made. Which of the following statements is correct with respect to inventories? a. The FIFO method assumes that the costs of the earliest goods acquired are the last to be sold. b. It is generally good business management to sell the most recently acquired goods first. c. Under FIFO, the ending inventory is based on the latest units purchased. d. FIFO seldom coincides with the actual physical flow of inventory