Of the following organizations, which one has medication error systems?

Organizations that possess medication error reporting systems comprise The Food and Drug Administration (FDA), the Institute of Safe Medication Practices (ISMP), Institute of Medicine (IOM), The Joint Commission (TJC), the National Coordinating Council for Medication Error Reporting and Prevention (NCCMERP), the United States Pharmacopoeia (USP). So, MERP is the correct answer.