Fogel purchased a television set for $900 from hamilton appliance. hamilton took a promissory note signed by fogel and a security interest for the $800 balance due on the set. it was hamilton’s policy not to file a financing statement until the purchaser defaulted. fogel obtained a loan of $500 from reliable finance, which took and recorded a security interest in the set. a month later, fogel defaulted on several loans and one of his creditors, harp, obtained a judgment against fogel, which was properly recorded. after making several payments, fogel defaulted on a payment due to hamilton, who then recorded a financing statement subsequent to reliable’s filing and the entry of the harp judgment. subsequently, at a garage sale, fogel sold the set for $300 to mobray. which of the parties has the priority claim to the set?