This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Maternal and child care, Subject name: Social & Preventive Medicine
As per WHO, low bih weight is defined as 
Select and explain. 
A. Bih weight less than 2.5kg, B. Bih weight less than 10th percentile, C. Gestational age less than 28weeks, D. Gestational age less than 34 weeks
A: Bih weight less than 2.5kg
Answer: A: Bih weight less than 2.5kg 
Explanation: An LBW infant is an infant with a bih weight of less than 2.5 kg regardless of gestational age. It includesa) Preterm babiesb) Small for date babiespark 23e pg: 536