The nurse obtains all of the following assessment data about a patient with deficient fluid volume caused by a massive burn injury. Which of the following assessment data will be of greatest concern?a.The blood pressure is 90/40 mm Hg.b.Urine output is 30 ml over the last hour.c.Oral fluid intake is 100 ml for the last 8 hours.d.There is prolonged skin tenting over the sternum.