All of the Following Are Accurate Regarding the Use of Drug

All of the following are accurate regarding the use of drug tests as a selection tool EXCEPT:

A) the Drug Free Workplace Act requires all employers to complete pre-employment drug screens.
B) drug testing has declined in recent years.
C) an employer must have a written policy regarding the drug testing process.
D) a consent form must be signed by the job candidate before the drug test can be performed.
E) an employer can refuse to hire someone who is a current drug user because they are not protected under the ADA.