Required information (The following information applies to the questions displayed below.) Trey has two dependents, his daughters, ages 14 and 18, at year-end. Trey files a joint return with his wife. What amount of child tax credit (either as a child or a qualifying dependent) will Trey be able to claim in 2021 for his daughters under each of the following alternative situations? Use Exhibit 8-8. b. His AGI is $420,900. Amount of child tax credit $ 3,500 EXHIBIT S-8 Child Tax Credit Phase-Out Threshold Filing Status Married filing jointly Married filing separately Head of household and single Phase-Out Threshold $400,000 200,000 200,000