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: Microbiology
XDR-TB is defined as Resistance to: 
Select and explain. 
A. INH plus rifampicin, B. Fluoroquinolones plus INH plus amikacin, C. Fluoroquinolones plus rifampicin plus kanamycin, D. Fluoroquinolones plus INH plus rifampicin plus amikacin
D: Fluoroquinolones plus INH plus rifampicin plus amikacin
Answer: D: Fluoroquinolones plus INH plus rifampicin plus amikacin 
Explanation: Ans. is. 'd' i. e., Fluoroquinolones plus INH plus rifampicin plus amikacin