For the 2015 tax year, Sally, who is single, reported the following items of income: Interest income $ 600 Wages $4, 100 Earnings from self-employment $3,000 She maintains a household for herself and her 1-year-old son who qualifies as her dependent. What is the earned income credit available to her for 2015, using the tables? $503 $1, 369 $2, 423 $2, 627 None of the above