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
Linear  band of immunofluorescence (due to immunoglobulin deposition) along the dermo epidermal junction (Ribbon candy pattern) is seen in 
Select and explain. 
A. Bullous pemphigoid, B. Dermatitis Herpetiformis, C. Phemphigus vulgaris, D. Lichen planus
A: Bullous pemphigoid
Answer: A: Bullous pemphigoid 
Explanation: Bullous pemphigoid shows Linear band of immunofluorescence (due to immunoglobulin deposition) along the dermo epidermal junction (Ribbon candy pattern).