Rebecca sees a pair of beautiful silver shoes in a store window. She goes in and tells the shopkeeper, "If I am asked to the prom, I will buy those shoes. Please hold them for me." If the shopkeeper signs a note that says, “Will hold for Rebecca silver shoes, style 1028, size 8," will he have to honor that promise?
a. Yes, and there is a condition precedent to the contract of sale.
b. Yes, there is a contract with a condition subsequent.
c. No, there is no contract but simply an illusory promise.
d. No, a contract is formed after Rebecca is asked to the prom.