question: Q:A 34-year-old woman presents to the emergency department with prominent hypotension and tachycardia. On examination, she has a low central venous pressure and high cardiac output. Her temperature is 38.9°C (102.0°F). The physician suspects a bacterial infection with a gram-negative bacterium. Samples are sent to the lab. Meanwhile, high volumes of fluids were given, but the blood pressure did not improve. She was started on noradrenaline. At the biochemical level, a major reaction was induced as part of this patient’s presentation. Of the following vitamins, which one is related to the coenzyme that participates in this induced biochemical reaction?? 
  {'A': 'Vitamin B1 (thiamine)', 'B': 'Vitamin B2 (riboflavin)', 'C': 'Vitamin B3 (niacin)', 'D': 'Vitamin B5 (pantothenic acid)', 'E': 'Vitamin B6 (pyridoxal phosphate)'},