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': 'Pikes medium is used for transpo of: \nSelect and explain. \nA. Staphylococci, B. Streptococci, C. Shigella, D. Vibrio', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Streptococci', 'role': 'assistant'}]