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: Pathology
Which side clefts are most common 
Select and explain. 
A. Left, B. Right, C. Midline, D. Paramedian
A: Left
Answer: A: Left 
Explanation: Explanation
The embryonic fusion of the facial processes of the right side occurs before that on the left side. Hence, there is more time for deformity to occur on left side.