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 nota disadvantage of combination clasp in comparison to circumferential clasp? \nSelect and explain. \nA. It is easily distorted by handling of the patient, B. More tooth surface is covered than with a bar clasp because of its occlusal direction of approach, C. Avoid the use of extraarticular and occlusal record, D. It can flex in any spatial plane', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]