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: Anatomy
[{'content': 'Joint at the knee is which type of joint - \nSelect and explain. \nA. Synarthrosis, B. Symphysis, C. Amphiarthrosis, D. Diarthrosis', 'role': 'user'}, {'content': 'Answer: D \nExplanation: The knee joint is a condylar type of synovial joint.\nAll synovial joints are diarthrosis.\n\n\nSynarthrosis (immovable) → Fibrous joints\nAmphiarthrosis (slight mobility) → Cartilaginous joint\nDiarthrosis (highly mobile) → Synovial joints', 'role': 'assistant'}]