Final answer:
Wal-Mart's continuous inventory replenishment systems are a part of a Strategic Information System (SIS), designed to support the company's strategic goals, such as gaining a competitive advantage and ensuring business longevity.
Step-by-step explanation:
Companies like Wal-Mart build innovative continuous inventory replenishment systems to ensure efficient restocking and to lock in their customers and suppliers. This kind of system is designed to be a part of a broader Strategic Information System (SIS). An SIS is aimed at giving a company a competitive advantage by supporting strategic goals and increasing performance and productivity.
In this context, since the goal is to create a competitive advantage and ensure long-term business sustainability, the appropriate classification for the inventory replenishment system would be 'a) Strategic'. These systems are not merely focused on day-to-day operations but are deeply integrated into the company's strategic planning and growth initiatives. By enhancing the efficiency of inventory management and tightening the supply chain, Wal-Mart can achieve lower costs and improve customer satisfaction, which are strategic objectives.