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': 'A one year old child having leucocoria was detected to be having a unilateral, large retinoblastoma filling half the globe. Current therapy would involve: \nSelect and explain. \nA. Enucleation, B. Chemotherapy followed by local dyes, C. Direct Laser ablation using photo dynamic cryotherapy, D. Scleral radiotherapy followed by chemotherapy', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A i.e. Enucleation', 'role': 'assistant'}]