Donna donates stock in Chipper Corporation to the American Red Cross on September 10, 2021. She purchased the stock for $24,850 on December 28,2020 , and it had a fair market value of 535,500 when she made the donation, a. What is Donna's charitable contritution deduction? The stock is treated as property and Donna's charitable contribution deduction is ; for tax Durposes, b. Assume instead that the stock had a fair market value of $21,300 (rather than $35,500 ) when it was donated to the American Red Cross. What is Donna's charitable contribution deduction