Chris and Heather are engaged and plan to get married. During 2023, Chris is a full-time student and earns $8,500 from a part-time job. With this income, student loans, savings, and nontaxable scholarships, he is self-supporting. For the year, Heather is employed and has wages of $66,000. a. Compute the following: Chris Heather Filing Single Filing Single Gross income and AGI $ 8,500 $ 66,000 Standard deduction (single) -12,950 -12,950 Taxable income $ 0 $ 53,050 Income tax 0 $ 6,979 b. Assume that Chris and Heather get married in 2023 and file a joint return. What is their taxable income and income tax? Round your final answer to the nearest whole dollar. Gross income and AGI Standard deduction (married, filing jointly) Taxable income Income tax Married Filing Jointly c. How much income tax can Chris and Heather save if they get married in 2023 and file a joint return?