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: Social & Preventive Medicine
[{'content': 'As per the most common classification of Triage system that is internationally accepted, the colour code that indicates high priority treatment or transfer is \nSelect and explain. \nA. Black, B. Red, C. Yellow, D. Blue', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Red - High\nYellow - Medium\nGreen - Low\nBlack - Least', 'role': 'assistant'}]