Required a. Perform a horizontal analysis, showing the percentage change in each income statement component between Year 3 and Year 4. b. Perform a vertical analysis, showing each income statement component as a percentage of sales for each year. Complete this question by entering your answers in the tabs below. Required A Required B Perform a vertical analysis, showing each income statement component as a percentage of sales for each year. (Percentages may not add exactly due to rounding. Round your answers to 1 decimal place. i.e., 0.234 should be entered as 23.4).) RUNDLE COMPANY Vertical Analysis of Income Statements Percentage of Percentage of Sales Year 4 Sales Year 3 Sales % % Cost of goods sold Selling expenses Administrative expenses Interest expense Total expenses Income before taxes Income taxes expense Net income % %