10 15 points Niles and Marsha adopted an infant boy (a U.S. citizen). They paid $15,500 in 2018 for adoption-related expenses. The adoption was finalized in early 2019. Marsha received $3,000 of employer-provided adoption benefits. For question (a), assume that any adoption credit is not limited by modified AGI or by the amount of tax liability. Required: a. What amount of adoption credit, if any, can Niles and Marsha take in 2019? b. Using the information in question (a), assume that their modified AGI was $223,000 in 2019. What amount of adoption credit is allowed in 2019? (Do not round Intermediate calculations. Round your final answer to the nearest whole dollar amount.) 8 03:23:37 Answer is complete but not entirely correct. a Amount of adoption credit Amount of adoption credit Amounts $ 10,460 IS 4,948 b