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
Ectopic pregnancy: most common feature is 
Select and explain. 
A. Abdominal pain, B. Amenorrhea, C. Fainting attack, D. Bleeding P.V.
A: Abdominal pain
Answer: A: Abdominal pain 
Explanation: Abdominal pain