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
What is the pH range of amniotic fluid : 
Select and explain. 
A. 5.5 - 6.0, B. 6.0 - 6.5, C. 6.5 - 7.0, D. 7.0 - 7.5
D: 7.0 - 7.5
Answer: D: 7.0 - 7.5 
Explanation: 7.0 - 7.5