What is the ruleof L'Estrange v Graucob? Which of the following is correct?

UnderL'Estrange v Graucoba signed contract is binding unless a party can demonstrate that they did not read itUnderL'Estrange v Graucobthe courts determined that even if a contract is signed, this does not mean a party is bound by what turns out to be unreasonable termsThe presumption ofL'Estrange v Graucobis that where the parties have signed a contract, they are presumed to have read and agreed with its contentsUnderL'Estrange v Graucobprinciple, signing a contract means that a party has agreed to the terms of the contract, as long as they are not contained in the 'small print'