Stanley (1971) wrote that in classical test theory, a so-called "true score" is "not the ultimate fact in the book of the recording angel." By this, Stanley meant that
A. it is near impossible to separate fact from fiction with regard to "true scores."
B. it would be imprudent to trust in Divine influence when estimating variance.
C. the amount of test variance that is true relative to error may never be known.
D. All of these
Answer: C
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