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: ENT
Otospongiosis is inherited as - 
Select and explain. 
A. Autosomal dominant, B. Autosomal recessive, C. X- linked dominant, D. X- linked recessive
A: Autosomal dominant
Answer: A: Autosomal dominant 
Explanation: The exact etiology of otosclerosis is not known. In otosclerosis family history/heredity plays an important role. About 50% of patients of otosclerosis have a positive family history.

It is an automosal dominant conditionQ
Shows incomplete penetranceQ and variable expressionQ

Also Remember:      It may be associated with Vander Hoeve syndrome