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': "Third head of coracobrachialis is denoted as - \nSelect and explain. \nA. Struther's ligament, B. Brachioradialis, C. Radial collateral ligament, D. Ulnar ligament", 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]