George Black is single and files Form 1040 for the current year. He received the following income:
- Fully taxable pension: $18,600
- Wages from part-time job: $9,400
- Interest income: $990
Total: $28,990
George also received Social Security benefits of $5,980. How much of George's Social Security is taxable?
Options:
- $4,700
- $2,990
- $5,980