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: Unknown
Male and female pelvis are differentiated by - 
Select and explain. 
A. Preauricular sulcus, B. Subpubic angle, C. Pelvic brim, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: Ans. is 'd' i.e., All of the aboveo The traits used to differentiate male and female bones are - 1) In pelvis:- Preauricular sulcus, subpubic angle, pelvic brim (inlet), ischiopubic index, sciatic notch index.2) Skull:- Orbits, supraorbital ridges, external auditory meatus, occipital area, mastoid process, palate, overall general appearance, architecture.3) Mandible:- Chin (symphysis mentis), the angle of body and ramus.