正解:B
In agile, especially under conditions ofuncertainty or anticipated changes, teams should focus on collaborative product development, includingongoing backlog refinement and continuous product reviews. This approach is endorsed by thePMI Agile Practice Guide (Section 5.1 Product Backlog and Refinement)andSection 7.2 (Engaging Stakeholders), which emphasizefrequent interaction with the product owneranditerative feedback loopsto adapt quickly.
Mike Griffiths in hisPMI-ACP Exam Prep Book (Chapter 4: Stakeholder Engagement)supports the practice ofrefining the backlog regularlyand conductingfrequent reviewsto stay aligned with stakeholder expectations.
* Option Bis correct: continuous collaboration with the product owner supports flexible, value-driven delivery.
* Option Ais only a partial measure.
* Option Cpromotes a waterfall mindset.
* Option Dignores the nature of changing requirements.