Apply Australian law to resolve the problem below. (Use IRAC method). Frank decided to sell his surf ski and advertised it For sale in Trading Post for $600. Cindy came round to look at it and said she was willing to pay the $600 if Frank included his flippers and goggles. Frank said he would need $650 if the flippers and goggles were to be included. Cindy then offered $625 for the surf ski, flippers and goggles. Frank did not agree. In the afternoon, Franks neighbour asked Frank would he sell surf ski to him, the neighbour, for $580. Frank agreed to this and the money and the surf ski were exchanged. Cindy went home and changed her mind. In the evening, she rang Frank and said that she would agree to pay him $650 for the surfing gear. Explain whether Cindy can successfully sue Frank for breach of contract