Sales Cost of goods sold Accounts receivable. 2021 $652,732 335,443 31,723 2020 2019 2018 2017 $ 429,429 $ 351,991 182,815 24,006 $ 247,011 127,376 $ 180,300 91,953 14,500 220,659 25,079 12,369 Compute trend percents for the above accounts, using 2017 as the base year. For each of the three accounts, state whether the situation as revealed by the trend percents appears to be favorable or unfavorable.