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': 'Which of the following is not a type of balance in complete denture occlusion. \nSelect and explain. \nA. Bilateral lever balance, B. Unilateral occlusal balance, C. Bilateral occlusal balance, D. Protrusive occlusal balance', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Apart from other options, unilateral lever balance is a type of balance in complete denture occlusion.', 'role': 'assistant'}]