Analysis Component: Calculate the sales, accounts receivable, cost of goods sold, and accounts payable for the three years 2020, 2019, and 2018 using 2018 as the base year. (Round the final answer to 2 decimal places. Indicate if variance trend is favorable/unfavorable. Input all positive values.) 2020 Net sales Accounts receivable Cost of goods sold Accounts payable % 2019 2018 % % F/U