In Which of the Following Situations Is It Likely That

In which of the following situations is it likely that the court will release a party from their contractual obligations?

A) Performance of the contract was impossible because a party's subsequent actions made it impossible for that party to perform
B) Performance of the contract was significantly more difficult than expected by one party
C) Performance of the contract was significantly more expensive than expected by one party
D) Performance of the agreement was prevented after the destruction of the object of the contract by a third party