d. She files as a head of household. Income tax liability Required information Problem 8-47 (LO 8-1) (Static) [The following information applies to the questions displayed below.) Whitney received $75,000 of taxable income in 2021. All of the income was salary from her employer. What is her income tax liability in each of the following alternative situations? Use Tax Rate Schedule for reference. (Do not round intermediate calculations.) Problem 8-47 Part a (Static) a. She files under the single filing status. (Round your answer to 2 decimal places.) Income tax liability $ 14,780.000 c. She is married but files a separate tax return. Her taxable income is $75,000. (Round your answer to 2 decimal places.) Income tax liability b. She files a joint tax return with her spouse. Together their taxable income is $75,000. Income tax liability $ 12,290