Your firm is considering issuing one-year debt, and has come up with the following estimates of the value of the interest tax shield and the probability of distress for different levels of debt: EE. Suppose the firm has a beta of zero, so that the appropriate discount rate for financial distress costs is the risk-free rate of 5%. which level of debt above is optimal if, in the event of distress, the firm will have distress costs equal to a. $1 million? b. $7 million? c. $26 million? Data Table (Click on the icon located on the top-right corner of the data table below in order to copy its contents into a spreadsheet.) Debt Level (in $ million) 60 70 80 40 PV (interest tax shield, S million 0.00 0.76 0.95 1.14 1.33 1.52 1.71 0% 50 90 Probability of Financial Distress 0% 1% 2% 16% 31%