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
Delayed dentition with multiple supernumerary teeth is seen in 
Select and explain. 
A. Hypoparathyroidism, B. Cleidocranial dysplasia, C. Pierre Robin Syndrome, D. Mongolism (Down's Syndrome)
B: Cleidocranial dysplasia
Answer: B: Cleidocranial dysplasia 
Explanation: None