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
[{'content': 'Otospongiosis is inherited as - \nSelect and explain. \nA. Autosomal dominant, B. Autosomal recessive, C. X- linked dominant, D. X- linked recessive', 'role': 'user'}, {'content': 'Answer: A \nExplanation: 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.\n\nIt is an automosal dominant conditionQ\nShows incomplete penetranceQ and variable expressionQ\n\nAlso Remember:\xa0 \xa0 \xa0\xa0It may be associated with Vander Hoeve syndrome', 'role': 'assistant'}]