Problem Filing Requirement. Which of the following taxpayers must file a 2016 return? a. Amy, age 19 and single, has $8,050 of wages, $800 of interest, and $350 of self-employment income. b. Betty, age 67 and single, has a taxable pension of $9,100 and Social Security benefits of $6,200 c. Chris, age 15 and single, is a dependent of his parents. Chris has eaned income of $1,900 and interest of $400 d. Dawn, nterest of $1,600. age 15 and single, is a dependent of her parents. She has earned income of $400 and e. Doug, age 25, and his wife are separated. He eamed $5,000 while attending school during the year. Step-by-step solution acer The ccaSea