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
Extremely Iow bih weight baby- 
Select and explain. 
A. <2.5 kg, B. < 2 kg, C. < 1.5 kg, D. < 1 kg
D: < 1 kg
Answer: D: < 1 kg 
Explanation: Ans. is `d' i.e., < 1 kg o Low bih weight newborn Any neonate weighing less than 2500 gm at bih irrespective of the gestational age. o Very low bih weight newborn Any neonate weighing less than 1500 gm at bih irrespective of the gestational age. o Extremely low bih weight newborn Any neonate weighing less than 1000 gm at bih irrespective of the gestational age.