Question $3$: Mary transferred land with an adjusted basis to her of $$21,000$ and a fair market value of $$57,000$ to Wine Corporation in exchange for $100\%$ of Wine Corporation's only class of stock. The land was subject to a liability of $$28,000,$ which Wine assumed for legitimate business purposes. The fair market value of Wine's stock at the time of the transfer was. $$31,000.$ What is the amount of Mary's recognized gain?

a$)$ $$29,000$

b$)$ $$7,000$

c$)$ $$26,000$

d$)$ $$10,000$

$1$ of $2$