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: Unknown
Biological value is maximum of? 
Select and explain. 
A. Egg, B. Milk, C. Soyabean, D. Pulses
A: Egg
Answer: A: Egg 
Explanation: - NPU (Net protein Utilisation) is combination of Biological value & Digestibility, which is 100 for egg, compared to 80 for meat & 75 for milk.