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: Gynaecology & Obstetrics
18 year old female presents to you with primary amenorrhea. Her height is normal but no secondary sexual characteristics. Which of the following is most likely diagnosis 
Select and explain. 
A. Turner syndrome, B. Swyer syndrome, C. kallmann syndrome, D. Klinefelter syndrome
C: kallmann syndrome
Answer: C: kallmann syndrome 
Explanation: None