Required information [The following information applies to the questions displayed below.) At the end of January of the current year, the records of Donner Company showed the following for a particular item that sold at $17.20 per unit: Transactions Inventory, January 1 Purchase, January 12 Purchase, January 26 Sale Sale Units 580 560 160 (440) (200) Amount $2,958 3,976 1,456 Required: 1a. Assuming the use of a periodic inventory system, compute Cost of Goods Sold under each method of inventory: average cost, FIFO, LIFO, and specific identification. For specific identification, assume that the first sale was selected from the beginning inventory and the second sale was selected from the January 12 purchase. 1b. Assuming the use of a periodic inventory system, prepare a partial income statement under each method of inventory: (a) average cost, (b) FIFO, (c) LIFO, and (d) specific identification. For specific identification, assume that the first sale was selected from the beginning inventory and the second sale was selected from the January 12 purchase. Complete this question by entering your answers in the tabs below. Req 1A Reg 1B Assuming the use of a periodic inventory system, compute Cost of Goods Sold under each method of inventory: average cost, FIFO, LIFO, and specific identification. For specific identification, assume that the first sale was selected from the beginning inventory and the second sale was selected from the January 12 purchase. (Round unit price to 2 decimal places. Input all amounts as positive values.)