A residential developer offers a contest whereby each individual who tours a model home receives a treasure box key. If the key opens the door to a model, the individual wins the home. Which of the following statements is correct?
(a) This practice is a violation of F.S. 475.
(b) This promotional program is permissible since no purchase was required.
(c) By using a lottery to promote sales, the developer is guilty of fraud.
(d) The developer must escrow the value of the most expensive model prior to offering the contest to the public.