Explanation:
* Risks and costs are controlled as requirements and constraints emerge.
* Requirements are incorporated in real-time during delivery.
* Changes are elaborated frequently during delivery.
* Key stakeholders are continuously engaged throughout delivery.
In project management, particularly within the agile framework, it is essential to match the correct practices with the project's needs. The phrases and statements provided align with the principles of agile project management, where:
* Risks and costs must be controlled as they emerge, which is part of the monitoring and controlling process groups.
* Requirements should be incorporated in real-time, reflecting the iterative nature of agile projects.
* Changes need to be elaborated frequently, allowing for continuous improvement and adaptation during project execution.
* Key stakeholders engagement is crucial throughout the project delivery to ensure alignment and satisfaction with the project outcomes.
References: The PMBOKGuide1 and the Agile Practice Guide, which are part of the PMI's foundational standards, provide detailed explanations on these agile practices. Additionally, the PMP Examination Content Outline2 offers insights into the process groups and knowledge areas relevant to these practices. These references emphasize the importance of flexibility, stakeholder engagement, and iterative development in project management.