Answer:
correct answer is d . $6,778
Step-by-step explanation:
we get here total federal income tax that will be
as we know that
federal income tax withholding barbara = $2784
federal income tax withholding mark =$2253
form SSA 1099 = $1721
and form 1099 interest income = $20
we get total federal income tax that is sum of all four
total federal income tax = $2784 + $2253 + $1721 + $20
total federal income tax = $6,778
so correct answer is d . $6,778