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': 'Interocclusal distance is required because \nSelect and explain. \nA. It is essential in complete denture construction, B. It permits supporting tissues to rest, C. It helps in mounting casts, D. None of the above', 'role': 'user'}, {'content': 'Answer: B \nExplanation: The interocclusal distance is a necessity, when the mandible is at rest, as it permits supporting hard and soft tissues to rest.', 'role': 'assistant'}]