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
The diameter of cervical canal after the complete dilation is : 
Select and explain. 
A. 6 cms, B. 8 cms, C. 10 cms, D. 12 cms
C: 10 cms
Answer: C: 10 cms 
Explanation: 10 cms