Shirlene earned $185,000 in wages in 2022. She also had investment income of $8,000. She is 47 years old and will use the single filing status. She is not covered by an employer-sponsored retirement plan, but if possible, she would like to contribute to a Roth IRA for 2022. If Shirlene has no other income or adjustments, what is the maximum amount she can contribute?

$0

$6,000

$6,500

$7,000