Gina walks into a \"Not So Secret Recipe\" shop and picks up a piece of cake from the display shelf. She then approaches the cashier to pay. The cashier refused to sell the cake as it was reserved by someone else. Gina later decides to study law. She is confused about the Malaysian law and how the courts operate, the source and classification of Malaysian law. When she completes her study, she decides to start a business entity. However, she is unsure as to whether start a company or sole-proprietorship and she is also curious about how ethics could affect a business. Besides that she is also keen to find out about the Malaysian Sales of Goods Act 1957. 1. Advise Gina if she may sue the shopkeeper for not selling the cake to her. (20 marks)