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
Drug amphotericin B is used for treatment of : 
Select and explain. 
A. Sleeping sickness, B. Kala azar, C. Malaria, D. Filaria
B: Kala azar
Answer: B: Kala azar 
Explanation: None