Which of the Following Will Have the Likely Consequence of the Court's

Which of the following will have the likely consequence of the court's finding the contract void on the grounds of mistake?

A) Ms.Hunt bought some property erroneously thinking that the province was planning to put a highway nearby,even though the seller had never made any such suggestion.She wants out of the contract.
B) The parties signed a document that stated the consideration as $1100 instead of the $900 that the buyer and seller had contracted for,but the buyer cannot prove the terms of the original contract.
C) Annette bought a suit thinking she would be invited back for a second interview.She wasn't and now wants to return the suit on the basis of mistake.
D) Mary contracted to buy "the Acura car" from a collector of cars.He was selling his 1994 model but she thought she was buying the 1990 model.The court,looking at all evidence,found that the collector's interpretation was the more reasonable.
E) Mr.Armstrong accepted the offer by Sidhu,who was selling a "computer program," but learned that they had a different understanding of what program was meant.The court cannot say that one interpretation is better than the other.