This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
[{'content': 'Which of the following is/are used for assessment of carbohydrate malabsorption: \nSelect and explain. \nA. Schilling test, B. Steatorrhoea, C. D-xylose test, D. Glucose test', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Answer- C. D-xylose testD-xylose absorption test is the most commonly employed test for carbohydrate absorption - HarrisonAn endoscopic mucosal biopsy is the more specific test and is now considered essential.D-xylose is a carbohydrate that is absorbed almost exclusively in the proximal small bowel without the help of pancreatic enzymes. A positive D-xylose test indicates malabsorption due to intestinal mucosal disease and thus be used as a test for assessment of mucosal function.', 'role': 'assistant'}]