How can someone tell there being abused?

You can physically see the damage on that person and they can't give you a good answer on why they are harmed, or can you tell if they are timid and not wanting to respond.

answer; (c); to assure that workers have the right to a safe workplace and that it is the employer's responsibility to provide safe and healthy workplace;

question one --> answer d

question two --> answer c

question three --> answer d

question four --> answer d

question five --> answer d