Holly and Ken (Both Age 46)are Married and Have Three

Holly and Ken (both age 46) are married and have three children living at home: Ken,Jr.,age 21,goes to college full-time on a scholarship and earned $7,000 from his part-time job; Sara is 19 and earned $19,000 as a secretary; Claudia is 15 and is in high school.Claudia made $42,000 as a model this year,all of which was put into a trust account except for her manager's fee.Ken made $65,000 in 2015 as an engineer and Holly earned $7,000 as a substitute teacher.If they have $18,000 of itemized deductions,what is Holly and Ken's tax liability on their joint return in 2015?

A) $4,877.50
B) $4,777.50
C) $5,477.50
D) $6,077.50