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: Ophthalmology
[{'content': 'Most common mode of inheritance for retinitis pigmentosa is: \nSelect and explain. \nA. Autosomal recessive, B. Autosomal dominant, C. Sex linked, D. None of the above', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. Autosomal recessive', 'role': 'assistant'}]