I think it is D because you would need there contact information in case something happens not there trade name
The odd option among these options is D. manufacturer's trade name.
When someone purchases a chemical or any chemical product, one must handle it safely. I order to keep the substance or chemical safe a sheet is provided which shows the precautions that are required for the safety purpose. This data sheet include the characteristics of the product plus the manufacturer;s details. The trade of manufacturer is not required because it is already understood that chemicals are related to chemists.
