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: Pathology
[{'content': 'Gluten free diet is use in \nSelect and explain. \nA. Celiac disease, B. Tropical sprue, C. Ulcerative colitis, D. Irritable bowel syndrome', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Celiac disease", 'role': 'assistant'}]