Final answer:
The competency missing from the five competencies in 'A Bridge to Quality' that was added into QSEN is 'Safety.' QSEN added this to emphasize the importance of creating a safe healthcare environment.
Step-by-step explanation:
The student is asking about the difference between the five competencies of A Bridge to Quality and the Quality and Safety Education for Nurses (QSEN) project. The competency that was added into QSEN that is not part of the original five competencies is d) Safety.
The QSEN project identified six core competencies required for healthcare professionals to ensure quality and safe patient care. These competencies include patient-centered care, teamwork and collaboration, evidence-based practice, quality improvement, safety, and informatics.