Reword the following answer: Information systems boost supply chain performance by optimizing supply chain profitability and reducing inventory size and costs. ### Information Systems Optimizing Supply Chain Profitability: Information systems streamline processes within the supply chain, making them more efficient. Fast and efficient information systems enable better communication between the different parties in the supply chain. With more rapid and responsive communication, supply and demand can be better matched, reducing inventory holding and distribution costs. For example, such systems can help businesses predict demand and ensure that production is in line with this demand to avoid overproduction. ### Reducing Inventory Size and Costs: Companies can significantly reduce inventory levels by using information systems. The systems allow for real-time data analysis, which can inform inventory management and reduce costs. For example, companies can use data from an information system to forecast demand more accurately, reducing the need to hold as much safety stock. Additionally, these systems can facilitate timely delivery of materials and finished goods, decreasing storage costs. On the other hand, options like "Decreases product variety" and "Increases customer demand" are not necessarily direct consequences of the speed and efficiency provided by information systems. Information systems can, however, enhance a company's ability to manage a wide product variety and respond effectively to customer demand. The option "Encourages retailers to share information" is