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What is a symptom of Vitamin B3 deficiency?
pernicious anemia
megaloblastic anemia
Pellagra
osteomalacia
The correct answer is: Pellagra
Pellagra is a symptom of Vitamin B3 (niacin) deficiency, which is characterized by skin rash, diarrhea, and dementia. Option A (pernicious anemia) is a symptom of Vitamin B12 deficiency. Option B (megaloblastic anemia) is a symptom of folate deficiency. Option D (osteomalacia) is a symptom of Vitamin D deficiency.