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: Medicine
Menopause is defined as cessation of menstruation for - 
Select and explain. 
A. 3 consecutive months, B. 6 consecutive months, C. 12 consecutive months, D. 15 consecutive months
C: 12 consecutive months
Answer: C: 12 consecutive months 
Explanation: None