In 2016, Heather an elementary school teacher, had the following Alimony received $2, 400 Salary earned 38,000 Cash dividends received on stock investment 1,000 Purchase of classroom supplies 300 Heather's AGI for 2016 is: $41, 150. $39,000. $38, 400. $38,000. None of the above. Home (age 68) and his wife Jean (age 70) file a joint return. For 2016 they received dividend income of $42,000. They have itemized deductions of $7,000. What is their taxable income for 2016? $42,000 $19, 300 $18, 800 $21, 100 none of the above