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: Radiology
[{'content': "Bull's eye type of radiologic feature is seen in: \nSelect and explain. \nA. Erythema multiforme, B. Lingual impaction of 3rd molar, C. Ameloblastoma, D. None of the above", 'role': 'user'}, {'content': "Answer: B \nExplanation: Bull's eye lesions are important clinical feature of erythema multiformae.", 'role': 'assistant'}]