Nearing the end of her 18-hour work shift, a resident sees a patient with extremely high blood glucose levels. She writes the patient a prescription for insulin; however, in her exhaustion, she closes her “U” (for “units”), and it looks more like an extra zero. As a result, the pharmacist dispenses an insulin dose that’s ten times stronger than the patient needs.Which of the following is a latent unsafe condition in the system that contributes to the resident’s error?Long work scheduleFatigueInadequate trainingAnswer not listed