This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: NCDs: CHD, HTN, DM, RF, Cancers, Obesity, Blindness, Subject name: Social & Preventive Medicine
STEPS is done for: 
Select and explain. 
A. Surveillance of risk factors of non-communicable disease, B. Surveillance of incidence of non-communicable disease, C. Surveillance of evaluation of treatment of non-communicable disease, D. Surveillance of moality from non-communicable disease
A: Surveillance of risk factors of non-communicable disease
Answer: A: Surveillance of risk factors of non-communicable disease 
Explanation: STEPS is stepwise approach for 1. Chronic Disease Risk factor surveillance 2. Stroke Surveillance Core Expanded STEP 1 Tobacco, Alcohol, Diet , Physical activity H/O | BP , H/O DM STEP 2 Height , wt. , waist , BP Hip circumference HR STEP 3 Blood glucose , Blood lipids TG HDL