Question Loading cargo: Answers Must be done by the driver. Can be done by a second person who is responsible for the safety of the cargo. Can be done by a second person, but the driver is responsible for the safety of the cargo. Must be done by a person from the shipping company. Explanation Regardless of who has loaded cargo onto a vehicle, the driver is responsible for the safety of the cargo. This questions appears in the following tests: Arkansas Class B Knowledge Test Indiana Class A Knowledge Test North Dakota Class A Knowledge Test South Carolina Class B Knowledge Test South Dakota Class A Knowledge Test Tennessee Passenger West Virginia Class B Knowledge Test