Here are the comparative income statements of Sheridan Corporation. (a) Prepare a horizontal analysis of the income statement data for Sheridan Corporation, using 2021 as a base. (If amount and percentage are a decrease show the numbers as negative, e.g. 55,000,20% or (55,000),(20%). Round percentages to 1 decimal place, e.g. 12.1%.) Prepare a vertical analysis of the income statement data for Sheridan Corporation for both years. (Round percentages to 1 decimal plac e.g. 12.1\%.)