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: Anatomy
Anomalies of oral cavity most commonly found in
which stage 
Select and explain. 
A. Embryonic, B. Period Of Fertilization, C. Period Of Fetus, D. None
A: Embryonic
Answer: A: Embryonic 
Explanation: None