12000 $18,000 $24,000 Mark for follow up Question 74 of 75. Deborah and her husband, Marvin, have taxable income of $39,627 before calculating the taxable portion of Deborah's social security benefits. How much of Deborah's $14,000 of social security benefits are taxable? $7,000 O s8.233 O $14,000 Mark for follow up Question 75 of 75. Marvin received Form 1099-C reporting canceled credit debt of $7,000. His total liabilities immediately before the cancellation were $43,000. The FMV of assets immediately before the cancellation were $38,000. What amount of canc daht will Marvin report on his return