did i do these questions correctly? gice me answer

Question 1 (continued) (9) Which of the following statements is correct? (A) The YTM of a company's existing bonds is considered its historical cost of debt, hence it is not a good estimate for the company's marginal cost of debt. (B) If the corporate tax rate is reduced, it tends to encourage companies to use more debt to finance their businesses. X (C) If a company's level of retained earnings is high, it will not need to issue new When a company's level of debt increases, both its cost of debt and o (D) When a company's level of debt increases, both its cost of debt and cost of cquity are likely to increase, which will also cause its WACC to increase. (E) None of the above statements is correct. (10) Which of the following statements involving mutually exclusive projects is most correct? (A) Choosing the project with the shortest payback is likely to increase shareholders' wealth. (B) Choosing the project with the highest NPV is likely to increase shareholders' wealth. (C) Choosing the project with the highest IRR is likely to increase shareholders' wealth. (D) Choosing the project with the highest MIRR is likely to increase shareholders' wealth. (E) Choosing the project with the lowest investment cost is likely to increase shareholders' wealth. (TOTAL: 30 marks)