(4 points) Perkins, a single female resident of California, initially calculated that her Taxable income for 2020 was $30,000. However, upon reading her stock brokerage statement, she now has discovered that she also earned interest income of $20,000 on a municipal bond issued by the Utah State Redevelopment Agency. Perkins had no other capital transactions. By what amount, if any, does this additional interest income increase her federal tax liability