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: Unknown
The following are Not predisposing factors for genuine stress incontinence, except: 
Select and explain. 
A. Pregnancy, B. Endometriosis, C. Detrusor instability, D. PID
C: Detrusor instability
Answer: C: Detrusor instability 
Explanation: Detrusor Instability, Genuine stress incontinence is defined as urinary leakage occurring during
increasedbladder pressure. It is caused by sphincter weakness. Detrusor instability, urethral diverticulum,
neurological cases are responsible.