Why is change management critical in the software requirements lifecycle?

Change management is critical in the software requirements lifecycle primarily because it provides a structured approach to managing modifications throughout the project. In the fast-paced world of software development, requirements may evolve due to various factors such as changing market conditions, customer feedback, or technical advancements.

Implementing effective change management allows project teams to systematically assess, prioritize, and implement changes. This process minimizes disruptions that can occur if modifications are made haphazardly or without proper oversight, ensuring that all stakeholders are informed and aligned on the current requirements. Additionally, a well-defined change management process helps mitigate risks associated with scope creep, ensuring that a project remains on track and delivers the intended value within the designated timelines.

In contrast, the other options suggest approaches that either misunderstand the goals of effective project management or deviate from best practices. For instance, reducing the number of developers or eliminating documentation does not address the complexity of managing change in requirements and can lead to confusion and inefficiencies. Increasing project costs, while a possible outcome of unmanaged changes, is not the goal. In fact, good change management aims to keep costs in check while responding to necessary changes proficiently.