This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: NEET Jan 2020, Subject name: Physiology
Feilization most commonly takes place at 
Select and explain. 
A. Infundibulum, B. Ampulla, C. Isthmus, D. Interstitium
B: Ampulla
Answer: B: Ampulla 
Explanation: None