2. Z is a single taxpayer who is employed as a nurse at a local hospital. Z's records reflect the following items of revenue and expenses for 2020: Gross Wages 50,000 Expenses: Medical Expenses 6,100 Property Taxes 2,500 Union Dues 600 Charitable contributions 700 Interest and taxes on personal residence 8,900 Tax Preparation Fee 300 IRA Contribution - traditional 2,500 a. What is Z's AGI? b. What is the total of Z's itemized deductions? c. Should Z itemize