Trey claims a dependency exemption for both of his daughters, ages 14 and 17, at year-end. Trey files a joint return with his wife. What amount of child credit will Trey be able to claim for his daughters under each of the following alternative situations? a. His AGI is $102,300 .b. His AGI is $121,800. c. His AGI is $127,000, and his daughters are ages 10 and 12.