This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Hospital waste, disaster management and occupational health, Subject name: Social & Preventive Medicine
Triage means: 
Select and explain. 
A. First comes first served basis, B. Treating person with better prognosis, C. Labelling the death patients, D. Identifying seriously ill who needs treatment first
D: Identifying seriously ill who needs treatment first
Answer: D: Identifying seriously ill who needs treatment first 
Explanation: Ans: (d) Identifying seriously ill who needs treatment firstRef: Emergency Department Leadership and Management by Stehanie Kayden, Page 203 4.Triage is systemic approach to rapidly identifying patients with urgent or life threatening conditions.Defined as "A system where by a group of casualties or other patients are sorted according to seriousness of their injuries or illness so that treatment priorities can be allocated between them.In emergency situations it is designed to maximize the no. of survivors."First come first treated" is not applicable in mass casualties.Example of Color Coded Triage SystemPriorityColourHighRedMediumYellowAmbulatoryGreenDead or moribundBlack