Agile promotes maintaining theintegrity of the sprint commitmentonce it begins. According to thePMI Agile Practice Guide (Section 5.4: Sprint Planning and Managing Change), new requirements discovered mid-sprint should beadded to the product backlogand reprioritized for a future sprint unless they arecritical blockers. Mike Griffiths in thePMI-ACP Exam Prep Book (Chapter 7: Problem Detection and Resolution)explains that backlog management is key to handling emerging work. Agile teams should not reactively shift focus, as it disrupts flow and predictability. * Option Bis correct: placing the new requirement in the backlog respects sprint boundaries and ensures proper prioritization. * Option Adisrupts sprint scope mid-course. * Option Cis unnecessary unless the issue is blocking progress. * Option Dviolates the principle of sprint focus and planning discipline.