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
Most common site of Implantation of tubal pregnancy is : 
Select and explain. 
A. Interstitial poion of fallopian tube, B. Isthmus, C. Ampulla, D. Infundibulum
C: Ampulla
Answer: C: Ampulla 
Explanation: Ampulla