This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anaesthesia
ASA classification is done for – a) Status of patientb) Riskc) Paind) Lung disease 
Select and explain. 
A. ac, B. a, C. ab, D. bc
C: ab
Answer: C: ab 
Explanation: ASA classification is to quantify the risk on the basis of patient's physical status for the patients who require anaesthesia for surgery.