What does WHMIS do for those in the workplace?

Question $1$ options:

a$)$

Ensures the right$-$to$-$know about hazardous materials.

b$)$

Makes sure that hazardous materials are clearly identified.

c$)$

Provides information on how to take precautions when working with hazardous materials.

d$)$

Gives information about what to do if a spill of a hazardous material occurs.

e$)$

All of the above.