Exercise 12-22 (Algorithmic) (LO. 2, 3, 5) Yanni, who is single, provides you with the following information for 2021: Salary $126,400 State income taxes 12,640 11,376 Mortgage interest expense on principal residence Charitable contributions 2,528 Interest income 1,896 Click here to access the exemption table. If required, round your answers to the nearest dollar. Compute the following: a. Yanni's taxable income: b. Yanni's AMT base: nu! c. Yanni's tentative minimum tax