Lacy is a single taxpayer. In 2022 , her taxable income is $47,200. What is her tax liability in each of the following alternative situations? Use Tax Rate Schedule, Dividends and Capital Gains Tax Rates for reference. Note: Do not round intermediate calculations. Round your answer to 2 decimal places. Required: a. All of her income is salary from her employer. b. Her $47,200 of taxable income includes $4,200 of qualified dividends. c. Her $47,200 of taxable income includes $8,200 of qualified dividends. Tax Rates for Net Capital Gains and Qualified Dividends for this purpose)