This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Identification, Subject name: Forensic Medicine
[{'content': 'Which of the following bones is the most accurate sex determination \nSelect and explain. \nA. Skull, B. Pelvis, C. Long bone, D. Sternum', 'role': 'user'}, {'content': 'Answer: B \nExplanation: The whole pelvis is the most reliable bone for sex determination Krogmans degree of accuracy in sex determination from adult skeleton remains *Entire skeleton -100 percent *pelvis alone -95 percent *skull alone -90 percent *pelvis plus skull -98 percent *long bones alone -80 to 90 percent *long bones and skull -90 to 95 percnt *long bones and pelvis -Greater than 95 percent Knights Forensic Pathology 4th edition page number 106', 'role': 'assistant'}]