9 Environmental costs analysis LOS 4 Tulloch Ltd is a multinational construction company with subsidiary organisations all around the world. Following are five of their subsidiaries. Tulloch management is reflecting on the environmental costs expended by the five subsidiaries - this information is provided here: Prevention Braydon Inc. Thompson Inc. Braxis Pty Ltd Trawson Ltd Ghent Pty Ltd $ 30000 $ 60000 $ 200 000 $1 million $ 45000 Appraisal Internal External failure failure $ 100 000 $200 000 $ 0 $ 20000 $ 50 000 $ 90000 $ 300 000 $ 90000 $100000 $2 million $ 25000 $ 10000 $ 20000 $ 40000 $ 80000 REQUIRED a In your opinion, which subsidiary is the best performing, and why? b Which is the worst performing subsidiary, and why? Overall, what criteria did you use to differentiate between the subsidiaries? Could you have developed alternative rationales that might have changed your answers to A and B