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
A 16-year-old female with normal pubic hair and breast development, presented with complaints of primary amenorrhea. Investigation shows normal karyotype. Most likely diagnosis is:AFMC 12; JIPMER 12; AIIMS 12, 13 
Select and explain. 
A. Mullerian agenesis, B. Turner syndrome, C. Testicular feminization, D. Kallmann syndrome
A: Mullerian agenesis
Answer: A: Mullerian agenesis 
Explanation: Ans. Mullerian agenesis