Mr. and Mrs. Kigall's AGI (earned income) was $14,010. Their federal income tax withholding was $830. They had no itemized deductions and two dependent children ages 18 and 19. Required: If Mr. and Mrs. Kigali are entitled to a $4,748 earned income credit, compute their income tax refund. Assume the taxable year is 2021 Use Standard Deduction Table Tax refund Married filing jointly and surviving spouses Married filing separately Head of household Single $25,100 12,550 18,800 12,550