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
Wolffian duct structures do not develop in all except 
Select and explain. 
A. Swyers syndrome, B. Testicular feminization syndrome, C. Incomplete AIS, D. Turners syndrome
C: Incomplete AIS
Answer: C: Incomplete AIS 
Explanation: In incomplete Androgen insensitivity syndrome, there is little responsiveness to testosterone.
So Wolffian duct derivatives are present.