This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Surgery
[{'content': 'Most common electrolyte imbalance that causes paralytic ileus is \nSelect and explain. \nA. Hyponatremia, B. Hypernatremia, C. Hypokalemia, D. Hyperkalemia', 'role': 'user'}, {'content': 'Answer: C \nExplanation: In paralytic ileus uraemia and hypokalemia are the most common contributory factors. Paralytic ileus is defined as a state in which there is failure of transmission of peristaltic waves secondary to neuromuscular failure. Reference : Bailey & Love, 27th Edition, page no = 1297.', 'role': 'assistant'}]