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
A 15-year-old female presents with primary amenorrhea. Her breasts are Tanner 4 but she has no axillary or pubic hair The most likely diagnosis is : 
Select and explain. 
A. Turner's syndrome, B. Mullerian agenesis, C. Testicular feminization syndrome, D. Premature ovarian failure
C: Testicular feminization syndrome
Answer: C: Testicular feminization syndrome 
Explanation: Testicular feminization syndrome