This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Fluid and Electrolyte Treatment of Specific Disorders, Subject name: Pediatrics
[{'content': 'Low Osmolar ORS composition is? \nSelect and explain. \nA. Na 90 + 311 mosm, B. Na 75 + 245 mosm, C. Na 60 + 245 mosm, D. Na 60 + 240 mosm', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. (b) Na 75 + 245 mosmRef.: OP Ghai 8th ed./294* WHO recommends a special ORS formulation, known as ReSoMal, for management of diarrhoea in severely malnourished children that contains a lower amount of sodium (45mmol/L) and higher amount of potassium (40 mmol/L) than the standard WHO-ORS.* It is felt that an ORS containing lower sodium and higher potassium concentration may be useful in correcting hypokalemia, and in lowering the risks of excess sodium and /or over-hydration, in severely malnourished children with diarrhea.', 'role': 'assistant'}]