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': 'The following are part of Hamstrings -a) Semitendinosusb) Semimembranosusc) Gracilisd) Short head of biceps femorise) Sartorius \nSelect and explain. \nA. ac, B. ab, C. ad, D. bc', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Hamstrings\n-\xa0\xa0\xa0\xa0\xa0\xa0\xa0 Semimembranosus\n-\xa0\xa0\xa0\xa0\xa0\xa0\xa0 Semitendinosus\n-\xa0\xa0\xa0\xa0\xa0\xa0\xa0 Long head of biceps femoris\n-\xa0\xa0\xa0\xa0\xa0\xa0\xa0 Ischial head of adductor magnus', 'role': 'assistant'}]