Whitney received $$75,300$ of taxable income in $2023.$ 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.

Note: Do not round intermediate calculations.

a$.$ She files under the single filing status.

Income tax liability

b$.$ She files a joint tax return with her spouse. Together their taxable income is $$75,300.$

c$.$ She is married but files a separate tax return. Her taxable income is $$75,300.$

Income tax liability

d$.$ She files as a head of household.

Income tax liability