Which of the Following Is FALSE

Multiple Choice

Which of the following is FALSE?

A) It is true about psychological measurement that the situation in which the measurement is obtained can affect the score obtained.
B) Random error is also known as constant error.This is due to the fact that there are typically an equal number of positive and negative errors that yield a constant sum.
C) The validity of a measurement instrument refers to the extent to which differences in scores reflect true differences among entities on the characteristic that the instrument seeks to measure.
D) Both a and b.
E) a,b,and c.