The correct answer is B - Hold regular retrospectives and have team members commit to specific actions. Regular retrospectives enable the team to continuously reflect and adapt their processes and product based on new challenges or insights. Commitment to specific action items ensures accountability and fosters a culture of learning and responsiveness. PMI Agile Practice Guide: "Teams should hold regular retrospectives to identify areas for improvement and define concrete actions. These actions are tracked and reviewed in subsequent iterations." (PMI Agile Practice Guide, Section 5.8 - Retrospectives) Mike Griffiths: "Continuous improvement is a core agile value. Retrospectives allow teams to evaluate their performance and commit to actionable improvements." (PMI-ACP Exam Prep, Chapter 7 - Continuous Improvement) Incorrect options: * A is a waterfall mindset. * C lacks structured reflection and accountability. * D is a poor coding practice and anti-pattern.