2.5 Read the following case study and answer the questio…
2.5 Read the following case study and answer the questions that follow. Sam had lunch at her friend’s house after school, they had: – Tuna salad made from canned tuna – Ice cream with chocolate sauce. Sam’s friends mother prepared the meal early in the morning before school, she left it covered with plastic on the counter ready to eat when they returned from school. She placed the vinaigrette in a jug next to the salad to be poured over for service. The next day Sam became ill. She vomited and had diarrhoea.