This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Vesiculobullous (Blistering) Disorders, Subject name: Skin
One of the following is the t/t of choice for dermatitis herpetiformis: 
Select and explain. 
A. Dapsone, B. Retinoids, C. Mtx, D. Corticosteroids
A: Dapsone
Answer: A: Dapsone 
Explanation: Ans. a. DapsoneTOC for dermatitis herpetiformis is gluten free diet DOC Dapsone