This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Gynaecology & Obstetrics
Ophthalmic exam to screen for retinopathy of prematurity is mandatory for newborns with bih weight less than 
Select and explain. 
A. 1000 grams, B. 1500 grams, C. 2000 grams, D. 2500 grams
B: 1500 grams
Answer: B: 1500 grams 
Explanation: .