This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Fluid, Electrolyte, Subject name: Pediatrics
[{'content': 'Requirement of potassium in child is: \nSelect and explain. \nA. 1-2 mEq/kg, B. 4-7 mEq/kg, C. 10-12 mEq/kg, D. 13-14 mEq/kg', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Daily requirement of potassium in a child is 1-2 mEq/kg/day Sodium - 3 mEq/kg/day.', 'role': 'assistant'}]