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
Average age range of attaining menopause is : 
Select and explain. 
A. 40 - 50, B. 45 - 55, C. 55 - 60, D. 58 - 68
B: 45 - 55
Answer: B: 45 - 55 
Explanation: 45 - 55