14. Child Tax Credit. (Obj. 2) Compute the child tax credit for each of the following can a. Jay and Marie Stockton file a joint return and claim their three children, a 17, as dependents. The Stocktons' AGI is $121,400. nd 3 b. DJ files as head of household. He claims his twin sons, age 4, as dependents. DJ's AG is $80,340. c. Jenn files as head of household. She claims her 12-year-old daughter as a dependent. Jenn's AGI is $78,450