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
[{'content': 'A pus culture on chocolate agar shows gram negative cocci most likely organism is - \nSelect and explain. \nA. H. ducreyi, B. Neisseria gonorrhoeae, C. Str. pyogenes, D. Str. pneumoniae', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Neisseria gonorrhoeae . Amongst the given options only gonococcus is gram negative cocci.", 'role': 'assistant'}]