This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Growth and development, Subject name: Pediatrics
Which is the best parameter for SAM ____________ 
Select and explain. 
A. Weight/height, B. Height/age, C. Weight/age, D. Mid arm circumference
A: Weight/height
Answer: A: Weight/height 
Explanation: Severe acute malnutrition is the most extreme and visible form ofundernutrition. ... Children with severe acute malnutrition have very low weight for their height and severemuscle wasting. They may also have nutritional oedema - characterized by swollen feet, face and limbs. Ref.nelson 20th edition Nutrition chapter