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': 'Blood borne seeding of bacteria into an area of previously damaged or irritated pulp with a resultant inflammation is known as \nSelect and explain. \nA. Bacterial endocarditis, B. Anchoretic pulpitis, C. Chronic hyperplastic pulpitis, D. Ulcerative pulpitis', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]