This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Systemic Bacteriology (Gram Positive Bacilli, Gram Negative Bacilli), Subject name: Microbiology
[{'content': 'Microorganism motile at 25degC but not motile at 37oC is: \nSelect and explain. \nA. Listeria monocytogenes, B. Campylobacter, C. Streptococcus agalactiae, D. E. coli', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Listeria monocytogenes shows differential motility Motile at 25oC -tumbling motility Non motile at 37oC', 'role': 'assistant'}]