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: Psychiatry
Which of the following disease is seen confined mostly to females? 
Select and explain. 
A. Autism, B. Retts disease, C. Aspergers disease, D. Collards disease
B: Retts disease
Answer: B: Retts disease 
Explanation: Retts disease