With Respect to the Income Tax Formula,which of the Following

With respect to the income tax formula,which of the following statements is incorrect?

A) Taxpayers are allowed certain deductions from income.
B) For many taxpayers,the simple income tax formula is sufficient to determine tax liability.
C) When calculating the tax refund or tax due with the return,taxpayers need to subtract tax payments and tax credits from their tax liability.
D) The simplified income tax formula is only applicable to taxpayers with taxable income less than $100,000.