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 presentation of Asherman syndrome typically involves: 
Select and explain. 
A. Hypomenorrhea, B. Oligomenorrhea, C. Menorrhagia, D. Metrorrhagia
A: Hypomenorrhea
Answer: A: Hypomenorrhea 
Explanation: A: hypomenorrhea