<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:An 83-year-old male presents to the emergency department with altered mental status. The patients vitals signs are as follows: temperature is 100.7 deg F 38.2 deg C, blood pressure is 14368 mmHg, heart rate is 102min, and respirations are 22min. The caretaker states that the patient is usually incontinent of urine, but she has not seen any soiled adult diapers in the past 48 hours. A foley catheter is placed with immediate return of a large volume of cloudy, pink urine. Which of the following correctly explains the expected findings from this patients dipstick urinalysis?? A: Detection of an enzyme produced by red blood cells, B: Direct detection of white blood cell surface proteins, C: Detection of urinary nitrate conversion by gram-negative pathogens, D: Detection of urinary nitrate conversion by gram-positive pathogens, E: Detection of an enzyme produced by gram-negative pathogens,  <response>: This is a clinical reasoning question involving a patient with altered mental status and findings suggestive of a urinary tract infection UTI. The key finding is the cloudy, pink urine obtained from the patients Foley catheter, indicating pyuria white blood cells in the urine and hematuria red blood cells in the urine. Pyuria and hematuria are classic findings in UTI and suggest infection. The question asks about expected findings on urinalysis of this urine sample. Choices A and B can be eliminated, as they describe tests for blood and white blood cells, not findings on urinalysis. Choice C describes detection of nitrates converted by gram-negative bacteria, which is a finding that can indicate UTI. Choices D and E describe gram-positive bacteria and enzymes not typically relevant for UTI diagnosis. Therefore, choice C is the correct answer.C: Detection of urinary nitrate conversion by gram-negative pathogens 