. Determine the maximum deduction from AGI for 2019 for each of the fol-lowing taxpayers: a. Selen is single and has itemized deductions for the year of $12,400. In ad-dition, Selens mother lives with her, but she does not claim her mother as a dependent. b. Amanda and Adam are married. Amanda is 67 years old and is legally blind. Adam is 64 years old. They have itemized deductions of $25,800. c. Micah and Ilana are married and have two children. In April, they have an argument and Micah leaves Ilana. At year-end, Ilana is unaware of Micahs whereabouts, and no formal divorce proceedings have been initiated. Ilanas itemized deductions total $14,000. d. Constantino is divorced and maintains a home for his 25-year-old daughter, who is a graduate student at a local university and earns $6,800 during the year. His itemized deductions are $12,800. e. Helen is 69 and a widow. Her 20-year-old grandson, who is a full-time student at the local university, lives with her for the entire year. Her husband, Sam, dies in 2018 at the age of 71. Her itemized deductions are $14,000. f. Assume the same facts as in part e, except that Sam dies in 2019.