In a progressive tax system, how does an individual's tax rate generally change as their taxable income increases?

The correct answer to the question "In a progressive tax system, how does an individual's tax rate generally change as their taxable income increases?" is Option D: It increases, applying higher rates to higher income portions.

The other options — A) It decreases for all income levels, B) It remains constant regardless of income, C) Only the highest earners pay taxes — are incorrect for this General Knowledge question. As explained above: A progressive tax system means that individuals with higher incomes pay a higher percentage of their income in taxes. As taxable income increases, different portions of that income are taxed at progr…