This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Fetus, Subject name: Gynaecology & Obstetrics
Meconium should be excreted by a newborn by ... days? 
Select and explain. 
A. 2, B. 3, C. 6, D. 4
A: 2
Answer: A: 2 
Explanation: Most of the newborns pass urine by 24hrs and Meconium by 48hrs. If not, it requires observation and investigations. Refer page no 420 of Text book of obstetrics,DC DUTTA'S ,9thedition.