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
Narrow, high arches palate, prolonged retention of decidous teeth and failure in the eruption of permanent teeth are characteristic of: 
Select and explain. 
A. Cherubim., B. Cleidocranial dysplasia., C. Paget's disease., D. Marfan syndrome.
B: Cleidocranial dysplasia.
Answer: B: Cleidocranial dysplasia. 
Explanation: None