4. Marty and Michelle Hall, both under 65 years of age, file a joint return for 2016. Their adjusted gross income for the year is $55,200, and their itemized deductions amount to $12,800. They claim one child as a dependent. Their income tax liability for 2016, rounded to the nearest dollar, is A. $3,610 B. , $3,640 $4,218 D. $5,530