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: Pediatrics
Weight of child is 70% of normal according to IAP classification, categorised in ? 
Select and explain. 
A. Mild, B. Moderate, C. Severe, D. Normal
B: Moderate
Answer: B: Moderate 
Explanation: Ans. is `b' i.e., Moderate