What must carriers provide to each driver transporting Class A or B explosives?

Answer: C — copy of the Federal Motor Carrier Safety Regulation part 397

Carriers must provide a copy of the Federal Motor Carrier Safety Regulation part 397 to each driver transporting Class A or B explosives because this regulation outlines necessary safety procedures and requirements specific to hazardous materials transportation. Part 397 addresses the safe transportation of hazardous materials, including placarding, route restrictions, and emergency response protocols, all of which are critical when handling such dangerous goods. Having this regulatory information on hand helps drivers understand their responsibilities and ensures compliance with federal laws, ultimately enhancing safety for the driver and the public. While the other options may also be relevant in certain contexts, they do not carry the same legal requirement or comprehensive safety guidance established by federal regulations concerning explosive materials.