This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: NEET Jan 2020, Subject name: Social & Preventive Medicine
[{'content': 'A child was fed on staple diet of maize for a long time. Which of the following vitamin may get deficient in his body? \nSelect and explain. \nA. Vitamin B1, B. Vitamin B12, C. Niacin, D. Pyridoxine', 'role': 'user'}, {'content': 'Answer: C \nExplanation: In maize eating people, Niacin deficiency is seen leading to pellagra. Maize is a deficient in tryptophan and lysine. Tryptophan is required for the synthesis of Niacin (B3). 60 mg of tryptophan produces 1mg of niacin. Pellagra-The main 3 Ds of pellagra include- Diarrhoea Dermatitis Dementia', 'role': 'assistant'}]