This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: FMGE 2017, Subject name: Anatomy
[{'content': "Which of the following structure passes through Guyon's canal:- \nSelect and explain. \nA. Flexor carpi radialis, B. Radial nerve, C. Ulnar nerve, D. Median nerve", 'role': 'user'}, {'content': "Answer: C \nExplanation: RELATIONS OF ULNAR NERVE: (I) pisiform bone (laterally) (ii)hook of hamate passes superficial to flexor retinaculum. Handle bar injury causes the compression of ulnar nerve in Guyon's canal SYMPTOMS: tingling sensation of skin over medial 1 and 1/2 fingers.", 'role': 'assistant'}]