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
. Period of amenorrhea followed by masive bleeding is seen in premenopausal women with: 
Select and explain. 
A. Irregular ripening, B. Irregular shedding, C. Metropathia hemorrhagica, D. All of the above
C: Metropathia hemorrhagica
Answer: C: Metropathia hemorrhagica 
Explanation: None