Which of the Following Is True About Marijuana and Workplace

Which of the following is true about marijuana and workplace safety?

A) Employers are not allowed to test for marijuana use in the workplace if recreational use is legal in their state.
B) Most states do not require employers to make accommodations for medical marijuana use.
C) Employer tests for marijuana use are slow and ineffective, making enforcement difficult.
D) Edible marijuana products are easier for employers to detect.
E) Edible marijuana products are nearly 80 percent of dispensary sales.