Which of the Following Mistakes Is Most Likely to Prevent

Which of the following mistakes is most likely to prevent the creation of a contract?

A) A bean wholesaler ships 5000 cans of golden wax beans to a customer who thought that he was ordering 5000 cans of corn.
B) A grocery supplier fills an order for 5000 cans of beans but mistakenly sends only 500 cans.
C) A house deal closes, money and keys are exchanged, then both parties find out that the house had been completely destroyed by fire.
D) A stockbroker is mistaken about the future value of a technology company and buys stock on that basis.
E) none of the above