4. Taxpayer T( " T ") owned a passive investment which generated a $15,000 loss during the year. In addition, Thad $100,000 salary, $5,000 of income from an investment in a separate passive investment, and $4,000 of tax-exempt interest income. Which of the following statements is correct a. T's AGI is $109,000 b. T 's AG1 is $105,000 c. T 's AGI is $100,000 d. T's AGI is $90,000 e. T's AGI is $85,000 f. T's AGI is not listed in a-e