An ad in a newspaper reads: "AVAILABLE TODAY ONLY. FRIENDLY'S APPLIANCES. CLEARANCE SALE FOR ALL FLOOR ITEMS. 75% OFF RETAIL PRICES." Joan Ludwig arrived at Friendly's about one hour after it opened and there were no appliances left. ​ ​Which of the following is true? a. Friendly's has breached a contract and owes damages to Joan. b. There is no breach of contract. c. Joan has no rights of recovery because the contract was required to be in writing. d. There was no contract, but Joan can recover on the basis of quasi contract. e. none of the above