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: Pediatrics
[{'content': 'Phrynoderma is due to ...deficiency- \nSelect and explain. \nA. Vitamin D, B. Niacin, C. Vitamin A, D. Essential fatty acid', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' i.e., Essential fatty acid In vitamin 'A' deficiency there is toad like skin also known as phrynoderma. o But this is due to associated deficiency of essential fatty acids.", 'role': 'assistant'}]