Question 74 of 75. Deborah retired in January 2017 at age 65. Her husband, Marvin was 62. She received Form 1099-R with $8,794 in box 1. box 2 is blank, taxable amount not determined box checked, code 7 in box 7, and $23,641 in box 9b. What amount of Deborah's pension is taxable? O $8,794 O $7,879 O $915 O $0 Mark for follow up