Please answer in 5-7 sentences. thank you!

Chapter 8 - Mrs. Douglas was having an ice cream float with a friend in a caf. The ice cream float was made by pouring ginger ale over ice cream in a glass. The ginger ale came in a brown, opaque bottle which was manufactured by a company owned by Mr. Steele. Steele's company is well-known as a manufacturer of good quality ginger ale. Mrs. Douglas consumed some of the ice cream float, but when she poured the remainder of the ginger ale onto the ice cream, a decomposed snail also poured out with the contents. Mrs. Douglas became very ill from the experience and was hospitalized for abdominal pain and gastric upset. She then sued Steele's company for damages. What could her lawyer argue with respect to establishing the negligence of the ginger beer manufacturer? (10 marks)