This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Scurvy, Subject name: Pediatrics
[{'content': 'Painful Pseudoparalysis in an infant is suggestive of: \nSelect and explain. \nA. Vit A deficiency, B. Vit B6 deficiency, C. Vit E deficiency, D. Vit C deficiency', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Pseudoparalysis Definition A voluntary restriction of motion, mainly because of pain, but not due to actual muscular paralysis Causes Scurvy Osteomyelitis Surgery Congenital syphilis', 'role': 'assistant'}]