An approved change was implemented to manage a risk. Three months later, the project manager finds that the change did not yield the desired result. In fact, the change led to adverse consequences.
What should the project manager do to avoid this issue in the future? Select one.

A. Review the assumption log to revisit or change current assumptions.
B. Confirm that an implemented risk response is effective.
C. Update the risk information to the lessons learned register.
D. Evaluate new risks and update the probability and impact matrix.