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': 'Linear  band of immunofluorescence (due to immunoglobulin deposition) along the dermo epidermal junction (Ribbon candy pattern) is seen in \nSelect and explain. \nA. Bullous pemphigoid, B. Dermatitis Herpetiformis, C. Phemphigus vulgaris, D. Lichen planus', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Bullous pemphigoid shows Linear\xa0band of immunofluorescence (due to immunoglobulin deposition) along the dermo epidermal junction (Ribbon candy pattern).', 'role': 'assistant'}]