Morgan (age 45) is single and provides more than 50% of the support of Tammy (a family friend), Jen (a niece, age 18), and Jerold (a nephew, age 18). Both Tammy and Jen live with Morgan, but Jerold (a French citizen) lives in Canada. Morgan earns a salary of $96,000, contributes $6,500 to a traditional IRA, and receives sales proceeds of $15,000 for an RV that cost $60,000 and was used for vacations. She has $8,200 in itemized deductions. Click here to access the Components of the tax formula to use if required. Ignore any credits for which she may qualify. a. Morgan's taxable income is $ b. Using the Tax Rate Schedules (click here), tax liability for Morgan is \$ for 2023