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
True about preauricular sulcus is 
Select and explain. 
A. Used for determination of race, B. Used for determination of stature, C. Used for determination of sex, D. None
C: Used for determination of sex
Answer: C: Used for determination of sex 
Explanation: Ans. is 'c' i.e., Used for determination of sex