<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 68-year-old woman is brought to the emergency department by her son for altered mental status. She recently had a right knee arthroplasty and was discharged 2 days ago. Her medical history is significant for type 2 diabetes mellitus and hypertension, for which she takes metformin and hydrochlorothiazide, respectively. She also had left cataract surgery 1 year ago. Her temperature is 97F 36.1C, blood pressure is 9970 mmHg, pulse is 60min, respirations are 8min. Her exam is notable for anisocoria with an irregularly shaped left pupil and a 1 mm in diameter right pupil. She opens her eyes and withdraws all of her limbs to loud voice and painful stimulation. Her fingerstick glucose level is 79. The patient does not have any intravenous access at this time. What is the best next step in management?? A: Computed tomography of head without contrast, B: Forced air warmer, C: Intranasal naloxone, D: Intubate, E: Orange juice by mouth,  <response>: This is a clinical vignette about a 68-year-old woman brought to the emergency department with altered mental status. Key findings in the history include: - Recent right knee arthroplasty 2 days ago- Medical history of type 2 diabetes mellitus and hypertension- Vital signs show bradycardia and bradypnea - Neurological exam shows anisocoria and decreased level of consciousness- Fingerstick glucose is 79 mgdLThe anisocoria and decreased level of consciousness indicate a neurological problem as the likely cause of her altered mental status. Bradycardia and bradypnea suggest opioid toxicity as a potential etiology. Her recent surgery and overall clinical picture raise suspicion for postoperative opioid overdose. Of the answer choices, intranasal naloxone would most rapidly reverse opioid toxicity and improve her mental status and respiratory drive. Imaging and warming would not address the most urgent issue. Intubation may be indicated if she does not improve with naloxone, but is not the best immediate next step. Oral glucose may help rule out hypoglycemia as a cause but does not address the primary working diagnosis of opioid toxicity.C: Intranasal naloxone 