Which of the following statements is true regarding corporate risk management? a. Hedging reduces the probability of bankruptcy and increases the cost of debt. b. By increasing the firm's borrowing capacity, hedging can reduce the probability that the firm lacks the financing needed to take on positive NPV projects. c. Hedging enhances the effectiveness of incentive-based compensation by increasing the amount of risks that are out of mangers' control d. Hedging will not reduce a firm's expected tax expense if the firm's expected net income is positive. e. None of the above