This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Tumors, Subject name: Ophthalmology
[{'content': 'Most common intraocular malignancy of childhood is \nSelect and explain. \nA. Neuroblastoma, B. Rhabdomyosarcoma, C. Malignant melanoma, D. Retinoblastoma', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Retinoblastoma arises from primitive retinal cells, presented commonly in first two years of life. Inheritance Pattern In hereditary retinoblastoma, mutations in the RB1 gene appear to be inherited in an autosomal dominant pattern. Autosomal dominant inheritance means that one copy of the altered gene in each cell is sufficient to increase the risk of cancer. Reference: Aravind FAQS in Ophthalmology; First Edition; Page no: 407', 'role': 'assistant'}]