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: Social & Preventive Medicine
[{'content': 'Which of the following is not an extra ocular manifestation of vitamin A deficiency: \nSelect and explain. \nA. Anorexia, B. Growth retardation, C. Follicular hyperkeratosis, D. None of the above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Extra ocular manifestations of vitamin A deficiency include anorexia, growth retardation and follicular hyperkeratosis. Ref: Park 22nd edition, page 570', 'role': 'assistant'}]