I need part A and B

Required o. Perform a horizontal analysis, showing the percentage change in each income statement component between Year 3 and Year 4. b. Perform a verticat 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. Perform a horizontal analysis, showing the percentage change in each income statement component between Year 3 and year 4. (Negative answers should be indicated by a minus pign. Round your percentage answers to 1 decimal place (Le.4, 0.234 should be entered as 23.4).) Perform a horizontal analysis, showing the percentage change in each income statement component between Year 3 and Ye 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. Perform a vertical analysis, showing each income statement component as a percentage of sales for each year, (Percentages may not add exactfy due to rounding. Round your percentage answers to 1 decimal place. ( 4.0.0,234 should be entered as 23.4)