Final answer:
The testing of job applicants for drugs in Canada is required by law for many jobs option (E).
Step-by-step explanation:
The testing of job applicants for drugs in Canada is E. required by law for many jobs. In Canada, employers have the right to require drug testing as a condition of employment. Certain industries, such as transportation, construction, and healthcare, may have mandatory drug testing policies to ensure the safety of employees and the public.
The legality and specifics can vary by province and territory. In many cases, drug testing is not as common unless it's required for safety-sensitive positions or is mandated by specific industries.