Which Practice Area contains practices that help increase the probability of meeting business objectives by ensuring that corrective action is taken when performance deviates significantly from the plan?

The practice area that focuses on increasing the probability of meeting business objectives by ensuring that corrective action is taken when performance deviates from the plan is Monitoring and Control. This practice area is centered around the processes that provide oversight and insights into the project's progress. It includes systematic measurement of performance indicators and assessments, which are crucial for identifying any significant deviations from the planned objectives.

By implementing effective monitoring practices, organizations are positioned to detect issues early and make necessary adjustments to bring performance back in line with the intended goals. This proactive approach minimizes risks and maximizes the chances of success in achieving desired outcomes.

In other practice areas listed, the focus is on different aspects of project and process management. Quality assurance is primarily concerned with ensuring that processes are followed correctly and that products meet quality standards. Process improvement aims to enhance efficiency and effectiveness in processes over time. Resource management deals with the effective allocation and use of resources but does not specifically address the corrective actions needed when performance deviates from plans.