Which Practice Area focuses on managing and implementing the continuous improvement of processes and infrastructure?

The correct choice is centered on the concept of process management, which plays a crucial role in continuously improving processes and infrastructure within an organization. This practice area emphasizes the systematic approach to managing and refining processes to enhance their efficiency and effectiveness.

Process management involves not just the initial development and implementation of processes but also the ongoing monitoring, evaluation, and revision of those processes to ensure they remain effective over time. This includes assessing how well processes are performing, identifying areas for improvement, and implementing changes based on data and feedback.

By prioritizing continuous improvement, organizations can adapt to changing environments, meet evolving customer needs, and maintain a competitive edge. This aligns with the CMMI framework, which advocates for a culture of continuous process enhancement to achieve higher maturity levels.

In contrast, the other practice areas focus on specific aspects such as asset development, estimation processes, and planning, which while important, do not encompass the holistic approach required for ongoing process improvement and management that is carried out through the practice area of process management.