This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Fluid and electrolytes, Subject name: Medicine
[{'content': 'Septic shock is most frequently triggered by - \nSelect and explain. \nA. Bacterial infections, B. Mixed infections, C. Fungal infections, D. Viral infections', 'role': 'user'}, {'content': 'Answer: A \nExplanation: The pathophysiology of septic shock is not entirely understood, but it is known that a key role in the development of severe sepsis is played by an immune and coagulation response to an infection. Septic shock involves a widespread inflammatory response that produces a hypermetabolic effect . Ref Davidson 23rd edition pg 346', 'role': 'assistant'}]