I need all of the answers please. Will leave a like if they're correct.

Determine the maximum deduction from AGI in 2022 for each of the following taxpayers: a. Selen is single and has itemized deductions for the year of $13,700. In addition, Selen's mother lives with her, but she does not claim her mother as a dependent. b. Micah and Ilana are married and have two children. In April 2022, they have an argument and Micah leaves Ilana. At year-end, Ilana is unaware of Micah's whereabouts, and no formal divorce proceedings have been initiated. Ilana's itemized deductions total $14,000. c. Constantino is divorced and maintains a home for his 25 -year-old daughter who is a graduate student at a local university and earns $6,500 during the year. His itemized deductions are $14,000. d. 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 2021 at the age of 71. Her itemized deductions are $14,200. e. Assume the same facts as in part e, except that Sam dies in 2022