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
Not associated with malignancy: JIPMER 13 
Select and explain. 
A. Down's syndrome, B. Turner syndrome, C. Noonan syndrome, D. Klinefelter syndrome
B: Turner syndrome
Answer: B: Turner syndrome 
Explanation: Ans. Turner syndrome