This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Social & Preventive Medicine
[{'content': 'Protein quality assessment is best done by ? \nSelect and explain. \nA. NPU, B. Biological value, C. Digestibillity coefficient, D. Amino acid score', 'role': 'user'}, {'content': 'Answer: A \nExplanation: o Net protein utilization is considered to be most practile because it is the product of biological value and digestibility coefficient divided by 100. Ref: Park 24th edition', 'role': 'assistant'}]