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: Pathology
[{'content': 'Reticulocytes are stained by ? \nSelect and explain. \nA. Supravital stain, B. Purssian blue stain, C. H and E stain, D. Reticulin stain', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Supravital stain Usually supravital stains (methylene blue and Brilliant cresyl blue) are used for reticulocytes.", 'role': 'assistant'}]