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
[{'content': 'Squamocolumnar junction lies outside the external os in all cases except \nSelect and explain. \nA. Pregnancy, B. OCPs, C. Menopause, D. Puberty', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Squamo columnar junction (Transformation Zone) gets indrawn inside the os, in menopausal women.', 'role': 'assistant'}]