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': 'The nerve supply to pronator muscle of distal radioulnar joint is : \nSelect and explain. \nA. Median nerve, B. Ulnar nerve, C. Anterior interosseous nerve, D. Posterior interosseous nerve', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Pronator of proximal radioulnar joint - Pronator teres (median nerve).\nPronator of distal radioulnar joint - Pronator quadratus (anterior interosseous nerve).', 'role': 'assistant'}]