QUESTION 2 3 p Jill has taxable income of $40,000. She is a 25 year old, single mother, and her tax rates are 10% of the first $10,000 of taxable income and 12% on the remainder. What is Jill's tax before credits? a. $0 since she is a single mother b. $4,000 c. $4,600 d. $4,800