Final answer:
The nurse is using the skill of assessment in this situation to address 'risk for falls' identified in the patient.
Step-by-step explanation:
The nurse is using the skill of assessment in this situation. By noting that the patient is unsteady when getting out of bed, the nurse recognizes a risk for falls. Assessment involves observing and gathering data to identify and analyze patient problems or potential risks. In this case, the nurse assesses the patient's balance and mobility, which are important factors in determining the risk for falls.