<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 45-year-old man presents to the emergency department because of fever and scrotal pain for 2 days. Medical history includes diabetes mellitus and morbid obesity. His temperature is 40.0C 104.0F, the pulse is 130min, the respirations are 35min, and the blood pressure is 9068 mm Hg. Physical examination shows a large area of ecchymosis, edema, and crepitus in his perineal area. Fournier gangrene is suspected. A right internal jugular central venous catheter is placed without complication under ultrasound guidance for vascular access in preparation for the administration of vasopressors. Which of the following is the most appropriate next step?? A: Begin infusion of norepinephrine to maintain systolic blood pressure over 90 mm Hg, B: Begin infusion of normal saline through a central line, C: Begin to use the line after documenting the return of dark, non-pulsatile blood from all ports, D: Confirm line placement by ultrasound, E: Obtain an immediate portable chest radiograph to evaluate line placement,  <response>: This is a clinical vignette about a 45-year-old man with fever, scrotal pain, and signs of Fourniers gangrene. A central venous catheter was placed in preparation for vasopressor administration. The question asks about the most appropriate next step after placing the central line.Choices A and B relate to beginning vasopressor and fluid therapy, but do not address confirming proper placement of the central line. Choice C discusses documenting return of blood, which is recommended after placing a central line. Choice D mentions using ultrasound to confirm placement, which is also an appropriate option. Choice E discusses obtaining a chest x-ray to evaluate line placement.So this question is asking about the best way to confirm proper placement of the central venous catheter before using it for fluids or vasopressors. The options include checking for blood return, using ultrasound, or getting a chest x-ray.E: Obtain an immediate portable chest radiograph to evaluate line placement 