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
In which condition, a rubber -- ring passary is an appropriate management for a woman who is having utero -- vaginal prolapse : 
Select and explain. 
A. Old age, B. Active reproductive age, C. Early pregnancy, D. Prolapse associated with carcinoma of cervix
C: Early pregnancy
Answer: C: Early pregnancy 
Explanation: Early pregnancy