answer requirement a b c please

Lillian, a single taxpayer, had the following income and deductions for the tax year 2022: View the income and deductions. View the standard deduction amounts. View the tax rate schedule for the Single filing status. Read the requirements. Requirement a. Compute Lilian's taxable income and federal tax liability for 2022 (round to dollars and ignore the qualified business income deduction and self-employment taxes for this problem). First calculate the gross income, then calculate taxable income and the federal tax liability. (Calculate the tax using the tax rate schedule. Do not round interim tax calculations. Round the amount entered into the cell to the nearest whole dollar. If an input field is not used in the table, leave the input field empty; do not select a label or enter a zero.) Income and Deductions Standard Deduction Tax Rate Schedule Requirements a. Compute Lillian's taxable income and federal tax liability for 2022 (round to dollars and ignore the qualified business income deduction and self-employment taxes for this problem). b. Compute Lillian's marginal, average, and effective tax rates. c. For tax planning purposes, which of the three rates in Part b is the most important