In February 2022 the shocking news was announced that for the first time in history in eastern Australia koalas were listed as an endangered species under the Environmental Protection and Biodiversity Conservation Act. The Australian Koala Foundation estimates that there are less than 57,920 Koalas left in the wild, possibly as few as 32,065. The table below provides a rough estimate of the causes of koala deaths and their percentage of occurrence over the last year. The data are also available in the file 'Question1.xisx'. Cause Percentage Road injuries caused by cars 26 Dog bites 12 Pesticide induced illnesses 3 Bushfires 23 Chlamydia induced diseases 7 Foxes and cats 4 Habitat loss 15 Stress 4 Other mechanisms 6 a) What type of variable (Continuous, Discrete, Ordinal or Nominal) is Cause and justify your choice of variable type. [2 marks] b) What is the appropriate graphical display to use for the variable type you have identified in part a)? [1 mark] c) Use Excel to create an appropriate chart to graphically display the data provided. [3 marks] d) Comment on the key information provided by the chart in part c) and its potential impacts on businesses associated with Australia's tourism industry. [4 marks]