which of the following taxpayers may qualify for the premium tax credit? each purchased health care coverage through the healthcare marketplace, and each received form 1095-a, health insurance marketplace statement. none received unemployment income. alanis. she files single and her tax liability is zero. caleb. he and his spouse file married filing separately, but live in the same house. jordan. he files head of household and was eligible for employer-sponsored coverage, but he chose not to enroll in the plan because it would have cost him 5% of his household income. sydney. she files single and will be claimed as a dependent on her grandmother's return.