In 2019, what is the earned income credit allowed Don Andersen, a head of household taxpayer, assuming he has adjusted gross income of $21,500 (consisting of interest income of $3,800 and earned income of $17,700)? He maintains his household with his daughter. 1) $0 2) $ 3,474 3) $3,287 4) $3,674 5) None of the above answers are within $20 (plus or minus) of the correct