Scroppers Supplies trocks the number of units purchssed and sold throughout eoch occounting period but applies its inventory costing method at the end of each period, os if it uses a periodic inventory system. Assume its accounting records provided the following information at the end of the annual occounting period, December 31 . TIP: Although the purchoses and sales ore listed in chronological order, Scrappers determines the cost of goods sold after all of the purchoses hove occurred. Required: 1. Compute the cost of goods ovailoble for sale. cost of ending inventory, and cost of goods sold at December 31 under eoch of the following inventory costing methods: (Round "Cost per Unit" to 2 decimal places.) a. Lost-in, first-out. b. Weighted overoge cost c. First-in, first-out. d. Specific idensification, assuming that the April 1 sale was selected one-fith from the beginning inventory and four-fiths from the purchose of March 2 Assume that the sale of August 1 wos selected from the purchase of June 30 . 2 Of the four methods, which will result in the highest gross profit? Which will result in the lowest income toxes? Complete this question by entering your answers in the tabs below. d. Compute the cost or goods availabin for sale, cost of ending irventory, and cost of goods sold at December 31 using the Specific identification method. Assume that the April 1 sale was selected one-nith from the beginning inventory and four-fiths from the purchase of March 2 . Assume that the sale or August 1 was selected from the purchase of inne30. (Round "Cost per Unit" anwers to 2 decimal places.)