Morticia sells her waterfront property, worth $2 million, to Fester,

Inc. in exchange for stock of the same price. Later, Fester's shareholders learn that the property was only worth $1 million. Which of the following is true? 


a. Fester Inc. must sell the waterfront property and give the proceeds to Morticia.
b. Nothing happens. The parties are free to contract and Morticia made a good deal whereas Fester, Inc. made a bad deal. 
c. Morticia must pay Fester Inc. the difference in price between the value of the property and the value of the stock she received.
d. Morticia must pay Fester Inc. the difference in price between the value of the property when she purchased it and the value of the property when she sold it to Fester Inc. in exchange for shares of stock.