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: Surgery
Clinical features of submucous cleft deformity 
Select and explain. 
A. Bifid uvula, B. Notching of the posterior edge of the hard palate, C. Midline translucency of the soft palate, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: None