no case study needed. generalize examples

4. Why is sustainability an important component in a firm's strategy development? (2 marks) 5. The Shell Oil Company has People, Planet and Profit as its triple bottom line phrase. What does the term "People" as contained in the phrase mean? (2 marks) 6. Why must supply chain risks be determined and managed? (3 marks) 7. From an economic point of view, provide a justification for product and service design or redesign. (2 marks) 8. State one consequence a firm is likely to suffer as a result of a lengthy product design. (1 mark)