This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Lower Extremity, Subject name: Anatomy
[{'content': 'Tibial collateral ligament is the degenerated part of- \nSelect and explain. \nA. Adductor magnus, B. Semitendinosus, C. Semimembranosus, D. Biceps femoris', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Adductor magnus o MCL is a degenerated part of adductor magnus.", 'role': 'assistant'}]