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 junction of mandibular minor connector with major connector is \nSelect and explain. \nA. Butt type joint, B. Acrylic forms the joint, C. Ball and socket joint, D. There is no joint', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]