Who is responsible for preparing hazardous material shipping papers for a common carrier?

Answer: B — The shipper

The shipper is responsible for preparing hazardous material shipping papers for a common carrier. This responsibility includes ensuring that all required information is accurately provided, such as the proper shipping name, hazard class, identification number, and emergency contact information. The shipper's role is crucial since they must ensure compliance with regulations and that the materials are correctly classified and documented before transportation. By providing complete and accurate shipping documents, the shipper helps to facilitate safe handling and transport of hazardous materials, ensuring both regulatory compliance and safety for all parties involved in the transportation process.