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 of the following fluoroquinolone has broadest spectrum activity against bacteria ? 
Select and explain. 
A. Ciprofloxacin, B. Norfloxacin, C. Trovafloxacin, D. Nalidixic acid
C: Trovafloxacin
Answer: C: Trovafloxacin 
Explanation: Ans. is'c'i.e., TrovafloxacinFouh generation quinolones/fluoroquinolones have broadest spectrum.These are trovafloxacin, fleroxacin, gemifloxacin, prulifloxacin, sitafloxacin and clinafloxacin.