Which of the Following Violates the Ability-To-Pay Principle as Defined

Multiple Choice

Which of the following violates the ability-to-pay principle as defined by the text?

A) Progressive income tax
B) Flat rate income tax
C) Proportional income tax
D) A regressive tax that taxes the first $20,000 in income at 20 percent and all income above that at 10 percent
E) None of the options given violates the ability-to-pay principle because those with higher incomes always pay more.