1.From the following scenario, determine which one of the elements of negligence is unproven: A nurse is instructed to check a patient's vital signs every hour during her shift. During her shift, she gets involved with another task and forgets to check the patient for 2 hours. During that time, the patient has an allergic reaction to a medication that results in painful blisters on his legs. There was no indication in the medical records that the patient was allergic to this medication.

Breach of duty

Duty to care

Injury

Causation