need all three parts

E7-7 (Algo) Analyzing and Interpreting the Financial Statement Effects of LIFO and FIFO LO7-2, 7-3 Emily Company uses a periodic inventory system. At the end of the annual accounting period, December 31 of the current year, the accounting records provided the following information for product 2: 1. Prepare a separate income statement through pretax income that details cost of goods sold for (a) Case A: FIFO and (b) Case B: LIFO. 2. Compute the difference between the pretax income and the ending inventory amount for the two cases. 3. Which inventory costing method may be preferred for income tax purposes? Prepare a separate income statement through pretax income that details cost of goods sold for (a) Case A: FIFO and (b) Case B: LIFO. Complete this question by entering your answers in the tabs below. Compute the difference between the pretax income and the ending inventory amount for the two cases. Note: Loss amounts should be indicated with a minus sign. Complete this question by entering your answers in the tabs below. Which inventory costing method may be preferred for income tax purposes? Which inventory costing methd may be preferred for income tax purposes