With Regard to the Validity of Integrity Tests

Multiple Choice

With regard to the validity of integrity tests,

A) existing integrity tests have not been shown to be valid and should not be used in the workplace.
B) the integrity of the developers of the most widely used integrity tests has been called into question.
C) professionally developed tests have the best chance of meeting acceptable validity standards.
D) only the integrity test used to screen prospective hostesses of home Tupperware parties has been shown to be valid.