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
[{'content': 'Urge urinary incontinence is \nSelect and explain. \nA. Involuntary urinary leak with increase in abdominal pressure, B. Involuntary urinary leak preceeded by strong imminent need to void, C. Urinary urgency with increased daytime frequency and nocturia, D. Detrusor sphincter dyssynergia', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Urge urinary incontinence is urinary leakage preceeded by strong desire to void.', 'role': 'assistant'}]