Which of the Following Teachers Holds the Most Accurate Viewpoint

Which of the following teachers holds the most accurate viewpoint on standardized tests?

A) Ms. Ryan feels we shouldn't rely on them, for they are systematically biased.
B) Mr. Connelly feels not all are biased, but overall they have little utility.
C) Mrs. Ross considers them one of many types of assessment teachers should take into consideration.
D) Mr. Strickland devoutly believes they are the only valid and reliable way to measure achievement.