Which of the following statements is​ true? A. ABC systems apply equally well to​ manufacturing, merchandising and service companies. B. ABC systems only apply to manufacturing companies. C. ABC systems apply equally well to manufacturing and​ retail-oriented merchandising​ companies, but not to​ distribution-oriented merchandising​ companies, which carry only finished goods​ inventory, or to service​ companies, which do not carry inventory. D. ABC systems apply equally well to manufacturing and merchandising​ companies, but not to service companies. Service companies generally carry no​ inventory, and​ therefore, an ABC system would provide​ little, if​ any, benefit.

Waterway company’s record of transactions for the month of april was as follows. purchases sales april 1 (balance on hand) 672 @ $6.00 april 3 560 @ $11.00 4 1,680 @ 6.08 9 1,568 @ 11.00 8 896 @ 6.41 11 672 @ 12.00 13 1,344 @ 6.51 23 1,344 @ 12.00 21 784 @ 6.61 27 1,008 @ 13.00 29 560 @ 6.79 5,152 5,936 (a) calculate average-cost per unit. (b) assuming that periodic inventory records are kept in units only, compute the inventory at april 30 using lifo and average-cost. (c) assuming that perpetual inventory records are kept in dollars, determine the inventory using (1) fifo and (2) lifo. (d) compute cost of goods sold assuming periodic inventory procedures and inventory priced at fifo.