This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Gynaecology & Obstetrics
Feilization occurs in which pa of the fallopian tube 
Select and explain. 
A. Ampulla, B. Isthmus, C. Interstitial, D. Infundibular
A: Ampulla
Answer: A: Ampulla 
Explanation: REF : DUTTA OBG 9TH ED