<prompt> Which of the following method of assessment of quality of protein gives complete assessment of protein quality?Biological valueNet protein utilizationDigestibility coefficientAmino acid score  <response>: Protein quality is determined by amino acid score and net protein utilization. NPU gives a more complete expression of protein quality than the amino acid score. REF. PARKS TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICAL 21ST EDITION. PAGE NO - 584 