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
The most consistent sign in disturbed ectopic pregnancy is: 
Select and explain. 
A. Pain, B. Vaginal bleeding, C. Fainting, D. Vomiting
B: Vaginal bleeding
Answer: B: Vaginal bleeding 
Explanation: Vaginal bleeding