Which of the following is false with regard to contract law?
a. An exchange of promises can be consideration adequate to form a contract.
b. To form a contract there must be an offer which is accepted unconditionally.
c. A contract for a $50,000 boat does not have to be evidenced in writing to be a valid contract.
d. A contract for the sale of land is required to be evidenced in writing.
e. The parties to a contract can always go to court and have the court declare a contract void if the consideration is not adequate, i.e. fair, even if there is no evidence of fraud, duress, undue influence or mental incapacity.