Plz , i need . porter’s gross pay is $90,000 per year. he files taxes as head of a household, and his income tax percentage is 20%, so that is withheld from his paycheck. when he files his taxes, he owes $16,800 after deductions. which of the following is true? mr. porter will owe $1,200 in federal taxes. mr. porter will owe $351 in federal taxes. mr. porter will get a refund of $1,200. mr. porter will get a refund of $351.