A corporation has an average tax rate of 25% and a marginal tax rate of 39%. The corporation can invest in a tax-free project with an expected before-tax return of 6.8% or in a taxable project with an expected before-tax return of 10%. The corporation should Select one: a. Be indifferent between the two investments because the after-tax returns are the same. b. Invest in the taxable project because the after-tax return is greater c. Invest in the taxable project because the return is greater d. Invest in the tax-free project because the after-tax return is greater If a corporation has operating income of $10,500,000 and it receives $245,000 in interest income and $312.000 in dividend income, what is the firm's taxable income? Select one: a $9,838,600 b. $11,057,000 C. $10,812,000 d. $10,838,600