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': 'Adduction at wrist is caused by ? \nSelect and explain. \nA. Flexor carpi radialis, B. Extensor pollics longus, C. Extensor carpi ulnaris, D. Flexor digitorum profundus', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Extensor carpi ulnaris', 'role': 'assistant'}]