6. Marti and Nic are married, filing jointly. They have two children. Together, their adjusted gross income is $53,250. They have $12,000 of mortgage interest and charitable contributions totaling $1250. Answer the following questions using the table found on the NEXT PAGE. a. Should they itemize their deductions or take the standard deduction? How much will their deduction be? b. Find their taxable income. c. Calculate the total (marginal) tax owed. d. If S350 has been withheld from their paycheck each month, will Marti and Nic owe money to the IRS or receive a refund check? If they receive a refund, how much will he receive? If they owe money, how much will they owe