Marilyn has a biweekly gross pay of $810 and claims 3 federal withholding allowances. Marilyn has all of the following deductions from her gross pay: federal tax from the following table Social Security tax that is 6. 2% of her gross pay Medicare tax that is 1. 45% of her gross pay state tax that is 21% of her federal tax Determine how Marilyn’s net pay will be affected if she increases her federal withholding allowances from 3 to 4. A. Her net pay will increase by $15. 0. B. Her net pay will decrease by $15. 0. C. Her net pay will increase by $18. 15. D. Her net pay will decrease by $18. 15.