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
Diameter of engagement in face presentation is : 
Select and explain. 
A. Submentobregmatic, B. Submentooccipital, C. Biparietal, D. Bitemporal
A: Submentobregmatic
Answer: A: Submentobregmatic 
Explanation: Submentobregmatic