Final answer:
Progressive taxation is characterized by an increasing rate of taxation for higher incomes. The correct answer is 'd. High-income earners pay 20 percent of their income in taxes; low-income earners pay 10 percent.' correct option is D.
Step-by-step explanation:
The progressive taxation system is characterized by an increasing rate of taxation for individuals who earn more money. In a progressive tax system, low-income earners are taxed at a lower percentage of their income compared to high-income earners. This system serves to redistribute wealth in society, ensuring that those with higher incomes contribute a higher portion of their earnings to public funds. Therefore, in the question, the option that indicates a progressive income tax system is 'd. High-income earners pay 20 percent of their income in taxes; low-income earners pay 10 percent.'
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