This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Community Ophthalmology, Subject name: Ophthalmology
[{'content': 'Screening for Diabetic Retinopathy must be done at what duration from the time of diagnosis of Diabetes? \nSelect and explain. \nA. Type 2 DM Immediately, B. Type 2 DM Within 6 months, C. Type 2 DM Within 1 year, D. Type 1 DM Within one week', 'role': 'user'}, {'content': 'Answer: A \nExplanation: When to screen * Type-1 diabetes: Within 5 years of diagnosis. * Type-2 diabetes- Immediate fundus examination * MODY & GDM: Immediate', 'role': 'assistant'}]