This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Joint disorders, Subject name: Anatomy
[{'content': 'Most common joint involved in gouty ahitis is \nSelect and explain. \nA. Knee joint, B. Hip joint, C. MP joint of the big toe, D. MP joint of thumb', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Most common joint involved in gout is big toe i.e,metatarsophalangeal joint of great toe Refer Harrison 20th e p 2165 maheswari 9th ed', 'role': 'assistant'}]