Balance Sheets as of December 3i a. What was net operating working capital for 2020 and 2021 ? Assume that all cash is excess cash; i.e., this cash is not needed for operating purposes. 2020$2021$millionmillion b. What was Arlington's 2021 free cash flow? $ million c. Construct Arlington's 2021 statement of stockholders' equity. d. What was Arlington's 2021 EVA? Assume that its after-tax cost of capital is 10%. Round your answer to the nearest cent. $ million e. What was Arlington's MVA at year-end 2021? Assume that its stock price at December 31,2021 was $25. Round your answer to the nearest cent. \$ million