Comprehensive and Detailed Explanation:

In the context of portfolio analysis, particularly using the Kraljic Matrix, procurement items are categorized based on their profit impact and supply risk.Strategic criticalitems are those with high profit impact and high supply risk. These items are vital to the organization's operations and often have limited suppliers, making them critical to secure.

For such items, developing apartnership relationshipis appropriate. This involves close collaboration, mutual trust, and long-term commitment between the buyer and supplier to ensure reliability, innovation, and continuous improvement.