QUESTION 8 Which one of the following statements related to corporate taxes is correct? O A. A company's marginal tax rate must be equal to or lower than its average tax rate. B. The tax for a company is computed by multiplying the marginal tax rate times the taxable income. O C. Additional income is taxed at a firm's average tax rate. O D. The marginal tax rate will always exceed a company's average tax rate. O E. The marginal tax rate for a company can be either higher than or equal to the average tax rate