Problem: 42-year-old man presents to the emergency room with diarrhea. The patient has had diarrhea for the last two months and has felt weak during this time. He has a medical history of alcohol use disorder. He is homeless and drinks about six to eight beers daily. Temperature is 98.2°F, pulse is 115/min, and blood pressure is 102/60 mmHg. The patient is unkempt. Heart sounds are tachycardic without murmurs or rubs. Lungs are clear to auscultation bilaterally. Abdominal examination is nontender and nondistended. Laboratory studies are displayed below. Which of the following is the best next step in management of this patient's electrolyte abnormalities? Chemistry Patient Sodium (mEq/L) 136 Potassium (mEq/L) 2.5 Chloride (mEq/L) 106 Bicarbonate (mEq/L) 19 Blood urea nitrogen (mg/dL) 17 Creatinine (mg/dL) 1.3 Glucose (mg/dL) 82 Calcium (mg/dL) 6.9 Phosphate (mg/dL) 2.7 Magnesium (mEq/L) 0.9 (A) Administer spironolactone (B) Intravenous calcium gluconate (C) Intravenous magnesium sulfate (D) Intravenous potassium chloride (E) Oral potassium chloride. Need Assignment Help?