Powell Panther Corporation: Balance Sheets as of December 31 (mullum v) uvirs owell Panther Corporation: Balance Sheets as of December 31 (millions of dollars) D0,000. Round your answers to the nearest dollar, if necessary. Negative values, if any, should be indicated by a minus sign. a. What was net operating working capital for 2020 and 2021 ? Assume the firm has no excess casi 2020:$2021:$ b. What was the 2021 free cash flow? $ c. How would you explain the large increase in 2021 dividends? 1. The large increase in net income from 2020 to 2021 explains the large increase in 2021 dividends. II. The large increase in EBIT from 2020 to 2021 explains the large increase in 2021 dividends. III. The large increase in sales from 2020 to 2021 explains the large increase in 2021 dividends. IV. The large increase in retained earnings from 2020 to 2021 explains the large increase in 2021 dividends. v. The large increase in free cash flow from 2020 to 2021 explains the large increase in 2021 dividends