Corporation AB's marginal tax rate is 10 percent, and Corporation YZs marginal tax rate is 21 percent. Required: a. If both corporations are entitled to an additional $5,400 deduction, how much tax savings will the deduction generate for each corporation? b. If both corporations are entitled to a $5,400 tax credit, how much tax savings will the credit generate for each corporation? (Assume that each corporation's precredit tax exceeds $5,400.) Complete this question by entering your answers in the tabs below. Required A Required B If both corporations are entitled to an additional $5,400 deduction, how much tax savings will the deduction generate for each corporation? Corporation AB Corporation YZ Tax savings Complete this question by entering your answers in the tabs below. Required A Required B If both corporations are entitled to a $5,400 tax credit, how much tax savings will the credit generate for each corporation? (Assume that each corporation's precredit tax exceeds $5,400.) Corporation AB Corporation YZ Tax savings