This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
[{'content': "Osler's nodes are seen at \nSelect and explain. \nA. Hea, B. Knee joint, C. Tip of palm and sole, D. Anterior abdominal wall", 'role': 'user'}, {'content': "Answer: C \nExplanation: Ref Harrison 19 th ed pg 1443 Osler's nodes are painful tender nodules in the pulp of fingers and soles,seen in patient of infective endocarditis.", 'role': 'assistant'}]