(Federal Tax Accounting)

please help me figure out what i did wrong on the bottom (Req. B)

Thank You!

John Aroward owns 1, 500 shares of Silver Fox Comporation common stock Jahn purchased the 1,500 shares on April 17, 2011, for $21,000. On Docember 8, 2020, John sells 750 shares for \$5,000. On January 2, 2021, John bus 250 shares of Silver Fox Corporation common stock for $1,750 and 50 shares of Slver Fax Corporason preferred slock for $1,000. The proferred stock is nonvoting, nonconvert ble. Read the reairements. Requirement a. What is John's realized and recogrited loss on the December a sale of stock? (Do not round intermedicy calculations. Only cound the amount you input in the input feld to the nearest whicle dolar.) Requirement b. What is his basis and the holding perods of the shares purchased in 2011 and in 2021