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: Social & Preventive Medicine
WHO STEPS is used for: 
Select and explain. 
A. Communicable diseases, B. Non-communicable diseases, C. Immune-deficient diseases, D. Autoimmune diseases
B: Non-communicable diseases
Answer: B: Non-communicable diseases 
Explanation: Non-communicable diseases [Ref. http://wwwwho.int/mediacentre/factsheets/fs273/en4 Repeat from May10