Regarding European Courts,which Statement Is True

Regarding European courts,which statement is true?

A) European courts permit rescission of the contract for a mistake of value when the mistake involves more than 40 percent of the value at the time of the contract.
B) European courts refuse to assume that parties accept the risk when they make a contract that the value might change later.
C) European courts are in total disagreement with the reluctance of American courts to interfere with a contract because the value of the item in question has changed since the agreement.
D) European courts permit rescission of the contract for a mistake of value when the mistake involves more than 50 percent of the value at the time of the contract.
E) European courts permit rescission of the contract for a mistake of value when the mistake involves more than 10 percent of the value at the time of the contract.