Which one of the following statements is not correct about MSDS? Select one:

a.
It does not contain information on physical and chemical properties of the material, potential hazards of the material and how to work safely with these materials.

b.
It provides single reference for all information about hazardous chemicals.

c.
Material Safety Data sheet forms the important elements of effective Chemical Hazards Communication System.

d.
It is a document prepared by the manufacturers/suppliers of the chemical.