Scenario 21-1 The government is proposing switching from a progressive tax system in which families pay 15% of the first $50,000 earned, 25% of the next $50,000 earned, and 35% of any income over $100,000 to a tax system in which every family pays 20% of their income minus $20,000. Refer to Scenario 21-1. Which group would be most in favor of the switch from the current progressive tax policy to the new policy? a. Utilitarians, because they want to maximize the utility to the worst-off person in society. b. Liberals, because of the maximin criterion. c. All three groups would be equally in favor of the switch. d. Libertarians, because they believe in diminishing marginal utility