In 1988, diego was fired from his job because he was hiv positive. he was hired at a different company in 1990 and has been working there ever since. what answer best explains why he was not fired from his current position for having hiv?

a. diego was cured of hiv before he accepted the job.
b. blood tests are required of all employees.
c. privacy laws protected diego from disclosing that information.
d. diego had to tell his boss, who was accepting of his situation.