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: Gynaecology & Obstetrics
After which of the following gestational age is a dead baby said to be a still born ? 
Select and explain. 
A. 20 days, B. 28 days, C. 20 weeks, D. 28 weeks
D: 28 weeks
Answer: D: 28 weeks 
Explanation: The term stillborn refers to the death of a fetus after 28 weeks of gestation or death of a fetus weighing 1000gms.