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
Most common pemphigus is – 
Select and explain. 
A. Pemphigus vulgaris, B. Pemphigus vegetans, C. Pemphigus foliaceus, D. Pemphigus erythematosus
A: Pemphigus vulgaris
Answer: A: Pemphigus vulgaris 
Explanation: Most common variant of pemphigus → P. vulgaris
Least common variant of pemphigus → P. vegetans