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: Unknown
Thalidomide is drug of choice for - 
Select and explain. 
A. Lepra I reaction, B. Lepra II reaction, C. Both, D. Nerve abscess
B: Lepra II reaction
Answer: B: Lepra II reaction 
Explanation: Ans-B