Which pair of factors determines an individual’s income tax bracket?

The answer is "taxable income and deductions"

Step-by-step explanation:

In the given question some information is missing that is choices. So, the correct answer can be described as follows:

The taxable pay is the sum of income that used compute how much tax a company employee intends to give to the govt in such a particular tax year. It's also described as gross income that would-be clients' total income, referred to as "total salary," except for any allowable deductions in that income year.  To determine net income, you start by implementing those net income adjustments to arrive at the adjusted gross income (AGI).