A nurse is part of an interprofessional team conducting a root cause analysis (RCA) after a sentinel event involving a medication error that caused serious patient harm. Which nursing action best supports the RCA process to prevent future similar events?

Limit data collection to quantitative methods only, excluding interviews or qualitative feedback.

Collect detailed data from the incident report, including environmental and systemic factors surrounding the error.

Recommend disciplinary action for the nurse involved before completing the analysis to deter future errors.

Focus primarily on individual nurse errors to determine who is responsible for the mistake,