Answer questions 5 and 6 based on the financial statements provided below: Luther Corporation Consolidated Balance Sheet December 31, 2021 and 2020 (in $ millions) 5. Consider the above Balance Sheet for Luther Corporation. All values are in millions of dollars. Calculate and compare net working capital for 2020 and 2021 . How can we interpret the change in net working capital? a) The net working capital has decreased from 2020 to 2021 . The decrease in net working capital indicates that the firm has less capital available in the short-term to run the business b) The net working capital has decreased from 2020 to 2021 . The decrease in net working capital indicates that the firm is generating less revenue per dollar of assets. c) The net working capital has increased from 2020 to 2021 . The increase in net working capital indicates that the firm has more capital available in the short-term to run the business d) The net working capital has increased from 2020 to 2021 . The increase in net working capital indicates that the firm is generating more revenue per dollars of assets 6. Refer to the income statement above. Luther's earnings before interest, taxes, depreciation, and amortization (EBITDA) for the year ending December 31, 2020, is closest to ? Why financial analysts often compute EBITDA