Concept:An evaluation tool must be reliable, fair, and useful. Subjectivity (personal bias) makes it unreliable.Explanation:Validity means the tool measures what it claims to measure.Practicability means the tool is easy to use and apply in real situations.Objectivity means the tool is based on facts and not on personal opinions.Subjectivity depends on personal feelings or opinions.A good evaluation tool must avoid personal bias. Therefore, subjectivity is not a quality of an evaluation tool.Answer:D. Subjectivity