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
At 15 weeks of gestation, increased alpha fetoprotein in amniotic fluid is seen in : 
Select and explain. 
A. Intrauterine death, B. Down syndrome, C. Turner syndrome, D. Normal pregnancy
A: Intrauterine death
Answer: A: Intrauterine death 
Explanation: Intrauterine death