Charlotte (age 40) is a surviving spouse and provides all of the support of her four minor children, who live with her. Charlotte also maintains the household in which her parents live, and she furnished 60% of their support. Besides interest on City of Miami bonds in the amount of $5,500, Charlotte's father received $2,400 from a part-time job. Charlotte earns an $80,000 salary, a short-term capital loss of $2,000, and a cash prize of $4,000 at a church raffle. Charlotte reports itemized deductions of $10,500.

a. Compute Charlotte's taxable income.

b. Using the Tax Rate Schedules, tax liability for Charlotte is ____ for 2019.

c. Compute Charlotte's child and dependent tax credit.