Joe owned a fresh bottled fruit juice company. He supplied fresh bottled fruit juices to Jill's Inn for many years on the same terms. Joe had on a recent occasion delivered 50 cartons of fresh bottled fruit juices to Jill's Inn. He gave Jill a document that acknowledged receipt of the cartons. The document contained an exclusion clause excluding liability for any losses resulting from their negligence. Jill found that the fresh bottled fruit juices had spoiled because Joe had left them in the open air. Advise Jill on the validity of the exclusion clause relied upon by Joe to avoid liability. Justify your answer. [Total: 25 Marks]