This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Forearm, Subject name: Anatomy
[{'content': 'Extensor carpi radialis longus is a/an - \nSelect and explain. \nA. Wrist extensor, B. Wrist adductor, C. Extensor of MCP joint, D. Extensor of IP joint', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Wrist extensoro Extensor carpi radialis longus causes :-i) Extension of wristii) Abduction of wristo It is supplied by radial nerve.", 'role': 'assistant'}]