48. In 2021, Isabel is divorced with one child. She has AGI of $20,000 resulting in a federal income tax liability of $120 and an earned income credit of $3,618. She has had $550 of federal income taxes withheld from her pay. Isabel will receive a federal income refund of A) $550. B) $3,498. C) $3,618. D) $4,048 49. Which of the following statements is incorrect regarding qualifying criteria for the health insurance premium tax credit? A) The insurance policy must be purchased directly from an insurance company. B) Household income must be below designated levels. C) The taxpayer cannot have access to affordable essential coverage through an employer. D) The individual may not be eligible as a dependent of another taxpayer. 50. An individual with AGI equal to or less than $150,000 in the prior year may generally avoid penalties for underpayment of estimated tax in each of the following cases with the exception of A) estimated tax is less than $1,500. B) 90% of the tax due for the current year is paid. C) 90% of the tax due for the current year is paid when computed on an annualized basis. D) 100% of the actual tax liability for the prior year is paid