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': 'The radicular pulp is continuous with tissues of the periapical area via the: \nSelect and explain. \nA. Pulp canal, B. Pulp chamber, C. Mental foramen, D. Apical foramen', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]