Final answer:
In nursing, ABC stands for Airway, Breathing, Circulation and is used to prioritize interventions for patients.
Step-by-step explanation:
The correct answer is a) Airway, Breathing, Circulation. The ABC acronym is a commonly used mnemonic in healthcare, particularly in emergency situations. It serves as a reminder of the order in which to prioritize nursing interventions for a patient. Airway refers to ensuring that the patient's airway is clear and open. Breathing focuses on assessing and addressing any breathing difficulties. Circulation involves evaluating and maintaining adequate blood flow.