Double D Ranch and Esau enter into a contract on August 1 for the sale of 200 cattle. Esau cancels the contract ten days later. Double D is unable to sell the cattle to another buyer. Double D is entitled to
a. force Esau to accept the cattle and recover the contract price.
b. keep the cattle and recover the contract price from Esau.
c. keep the cattle only.
d. recover the contract price from Esau but must destroy the cattle.