This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General pathology, Subject name: Pathology
[{'content': 'Which of the following has higher risk of malignancy \nSelect and explain. \nA. Leukoplakia, B. Erythroplakia, C. Dysplasia, D. Hyperplasia', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Erythroplakia is defined as a fiery red patch that cannot be characterized either clinically or pathologically as any other definable lesion .These may appear as smooth, velvety, granular or nodular lesions often with a well-defined margins adjacent to normal looking mucosa.The soft palate, the floor of mouth, the ...', 'role': 'assistant'}]