John is president and sole shareholder of Photo, Inc. Photo, Inc., wishes to borrow money, but to do so, the bank requires John to verbally guarantee to repay the loan if Photo, Inc., cannot repay the loan. John’s guaranty to repay is
a. enforceable, because in general, guaranty contracts do not need to be in writing
b. enforceable, as an exception to the Statute of Frauds because the main purpose of the loan and the guarantee was to benefit John
c. unenforceable, because in general, guaranty contracts need to be in writing
d. unenforceable, because John did not sign any agreement