please answer part C

Trey has two dependents, his daughters, ages 14 and 18 , at year-end. Trey files a joint return with his spouse, What amount of child tax credit (elther as a child or a qualifying dependent) will Trey be able to claim in 2022 for his daughters under each of the following alternative situations? Use Exhibit 8,8 Required: a. His AGI is $109,200. b. His AG is $433,000 c. His AGI is $421,400, and his daughters are ages 10 and 12 . (3) Answer is complete but not entirely correct. Complete this question by entering your answers in the tabs below. His-AGI is $421,400, and his daughters are ages 10 and 12. EXHIBIT 8-8 Child Tax Credit Phase-Out Threshold