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
Which fluoroquinolone is highly active against Mycobacterium leprae and is being used in alternative multidrug therapy regimens : 
Select and explain. 
A. Norfloxacin, B. Ofloxacin, C. Ciprofloxacin, D. Lomefloxacin
B: Ofloxacin
Answer: B: Ofloxacin 
Explanation: None