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: Dental
[{'content': 'Bacterial communication with each other in a biofilm is known as \nSelect and explain. \nA. Corncob formations, B. Coaggregation, C. Quorum sensing, D. Translocation', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]