All of the Following Are True Concerning Drug Testing as a Condition

All of the following are true concerning drug testing as a condition for employment except

A) the company should first develop a written policy stating when and how the testing will be performed.
B) the need for drug testing should be related to potential job functions.
C) only select applicants should be tested.
D) applicants should be informed of the test before taking it.
E) results of the drug test should be kept confidential.