Income is to be evaluated under four different situations as follows: a. Prices are rising: (1) Situation A: FIFO is used. (2) Situation B: LIFO is used. b. Prices are falling: (1) Situation C: FIFO is used. (2) Situation D: LIFO is used. The basic data common to all four situations are sales, 500 units for $20,000; beginning inventory, 300 units; purchases, 420 units; ending inventory, 220 units; and operating expenses, $3,800. The income tax rate is 30%. Required: 1. Complete the following tabulation for each situation. In Situations A and B (prices rising), assume the following: beginning inventory, 300 units at $10=$3,000; purchases, 420 units at $12=$5,040. In Situations C and D (prices falling), assume the opposite; that is, beginning inventory, 300 units at $12=$3,600; purchases, 420 units at $10= $4,200. Use periodic inventory procedures. 2. Complete the following sentence: 3. Complete the following sentence regarding the relative effects on the cash position for each situation. Complete this question by entering your answers in the tabs below. Complete the following tabulation for each situation. In Situations A and B (prices rising), assume the following: beginning inventory, 300 units at $10=$3,000; purchases, 420 units at $12=$5,040. In Situations C and D (prices falling), assume the opposite; that is, beginning inventory, 300 units at $12=$3,600; purchases, 420 units at $10=$4,200. Use periodic inventory procedures. (Round your answers to nearest dollar amount.)