Joely, age 35, is unmarried and has two dependents for whom she maintains a household for the entire year. Joely has an adjusted gross income of $65,000 and uses the standard deduction. Using the appropriate tax rate schedule, calculate Joelys tax on her taxable income for 2016.

1. $5,870.

2. $8,150.

3. $9,600.

4. $11,350.

I know the answer is $5,870 but I don't know why.