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': 'Rice contains ? \nSelect and explain. \nA. 20% protein, B. 12% of protein, C. 14% of protein, D. 6.8% of Protein', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is `e' i.e., 6.8% of Protein Rice Rice is the staple food of more than half the human race. Nutritive values of rice.", 'role': 'assistant'}]