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': 'Which muscle originates from anterior superior iliac spine? \nSelect and explain. \nA. Iliofemoral ligament, B. Sartorius, C. Vastus lateralis, D. Vastus medialis', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. B SartoriusRef: Gray's Anatomy, P 630* The anterior superior iliac spine is a bony projection of the iliac bone and an important landmark of surface anatomy.* It provides attachment for the inguinal ligament, and sartorius muscle.", 'role': 'assistant'}]