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: Dental
Intraepidermal bulla is seen in – 
Select and explain. 
A. Pemphigoid, B. Pemphigus, C. Dermatitis herpetiformis, D. Light reaction
B: Pemphigus
Answer: B: Pemphigus 
Explanation: None