summarize this statement, "Rationale for Rejecting Other Sourcing Options: Multisourcing: While multisourcing can provide flexibility and risk diversification, it can also lead to complexity in managing multiple vendors and potential integration issues. Microsoft's approach favored deeper relationships with fewer partners to ensure alignment and focus. Managed Services: Managed services typically involve outsourcing specific IT functions. However, Microsoft's approach was broader, aiming for strategic transformation rather than just operational efficiency. Doing It In-House: Keeping operations in-house could limit access to external expertise and innovation. Microsoft's strategy leveraged the specialized skills and capabilities of its partners to drive transformation