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: Forensic Medicine
[{'content': '99% sex difference can be done by all features of pelvic bones except: \nSelect and explain. \nA. Subpubic angle, B. Greater sciatic notch, C. Preauricular sulcus, D. None', 'role': 'user'}, {'content': 'Answer: D \nExplanation: D i.e. None - According to Krogman, the degree of accuracy of sex - In the Pelvis the traits seen are - Preauricular sulcus, determination for different bone is Greater sciatic notch, Subpubic angle, pelvic brim or inlet, Entire skeleton - 100% Body & ramus of pubiQ. Pelvis alone - 95%Q - Ilium, Acetabulam, Iileopectineal line, Ischeal tuberosity, Skull alone - 90% Ischeopubic rami, Symphysis, Pelvic cavity, outlet, SI Joint, Skull & pelvis - 98% Sacrum, Coccyx, Ischepubic index & Sciatic notch index Long bones alone - 80% are also seen.', 'role': 'assistant'}]