This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nutrition, Subject name: Pediatrics
Best marker for chronic Protein-energy malnutrition is 
Select and explain. 
A. Weight for age, B. Height for age, C. Weight for Height, D. Head circumference
B: Height for age
Answer: B: Height for age 
Explanation: Stunting (deficit in height for age) signifies accumulated consequences of retarded growth over some years and generally points towards a chronic course of malnutrition. It may be a residue of past malnutrition or could be due to non-nutritional disorders like genetic sho stature or endocrinal disorders. Ref: Page 101, Ghai essential pediatrics; 6th edition