This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Malnutrition, Subject name: Pediatrics
[{'content': 'Corneal Xerosis corresponds to which stage of Xerophthalmia (As per as WHO) \nSelect and explain. \nA. X 1B, B. X 2, C. X 3A, D. X 3 B', 'role': 'user'}, {'content': 'Answer: B \nExplanation: X2 is corneal xerosis as per as WHO classification of xerophthalmia', 'role': 'assistant'}]