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: Pharmacology
Dapsone is used in the treatment of : 
Select and explain. 
A. Malaria, B. Dermatitis herpetiformis, C. TB, D. Kala–azar
B: Dermatitis herpetiformis
Answer: B: Dermatitis herpetiformis 
Explanation: None