<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 75-year-old woman presents to the physician with a complaint of a frequent need to void at nighttime, which has been disrupting her sleep. She notes embarrassingly that she is often unable to reach the bathroom in time, and experiences urinary leakage throughout the night as well as during the day. The patient undergoes urodynamic testing and a urinalysis is obtained which is normal. She is instructed by the physician to perform behavioral training to improve her bladder control. Which of the following is the most likely diagnosis contributing to this patients symptoms?? A: Overflow incontinence, B: Stress incontinence, C: Total incontinence, D: Urge incontinence, E: Urinary tract infection,  <response>: This is a clinical vignette describing a 75-year-old woman with complaints of frequent urination, urinary incontinence, and nocturia that is disrupting her sleep. She is unable to reach the bathroom in time and experiences leakage throughout the day and night. Urodynamic testing was normal and urinalysis was also normal. She was instructed to do behavioral training for bladder control. Based on the description, this is most likely a case of urge incontinence. The key findings are the inability to reach the bathroom in time and urinary leakage, indicating a strong urge to void. This, along with normal urodynamic testing and urinalysis, makes infectious causes like UTI unlikely. Stress incontinence is also unlikely as leakage occurs at night during sleep. Total incontinence refers to continuous leakage rather than episodic urgency. Overflow incontinence is unlikely given there are no signs of urinary retention. Therefore, urge incontinence is the most likely diagnosis.D: Urge incontinence 