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
Differentiating feature of Neisseria gonococcus from Neisseria meningitides is ? 
Select and explain. 
A. Lactose fermentation, B. Maltose fermentation, C. Mannitol fermentation, D. Sucrose fermentation
B: Maltose fermentation
Answer: B: Maltose fermentation 
Explanation: Ans. is 'b' i.e., Maltose fermentation