Provide an example supply chain issue or problem that you feel may be addressed by each of the key stages in the supply chain analytics maturity model $($i$.$e$.,$ descriptive; predictive; prescriptive; and cognitive$).$

Using the Internet, identify two to three traditional retailers that have adopted one or many of the five keys strategies necessary for success in an omni$-$channel environment. How did they implement this strategy and what were the results?

Why is sustainability such a complex and challenging issue for organizations? How can they simplify these challenges from a supply chain perspective?