This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Communicable diseases, Subject name: Social & Preventive Medicine
[{'content': 'The function of glucose in ORS- \nSelect and explain. \nA. Increase Na+ absorption by Co-transpo, B. Gives sweat taste to ORS, C. Increase osmolality of ORS, D. Increase Na+ - K+ pump activity', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Oral fluid therapy is based on the observation that glucose given orally enhances the intestinal absorption of salt and water, and is capable of correcting the electrolyte and water balance. Ref: PARK&;S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICINE 23rd edition , Page :224', 'role': 'assistant'}]