which one of the following leads to the greatest reduction of a person's income tax? $300 tax credit $300 income adjustments Either $300 tax deductions or $300 income adjustments. $300 tax deductions Question 4 Suppose you calculate that you owe $17,500 in taxes for the year. During this same year you had $18,600 in withholding. You: Owe an additional $18,600 to the federal government by April 15th. are entitled to a refund of $1,100 from the federal government. are entitled to a refund of $18,600 from the federal government. Owe an additional $1,100 to the federal government by April 15th