Final answer:
The CMV gross vehicle weight rating in Pennsylvania is A) 26,000 pounds, which is the requirement for a driver to have a CDL to operate such a vehicle legally.
Step-by-step explanation:
The commercial motor vehicle (CMV) gross vehicle weight rating (GVWR) in Pennsylvania for purposes of commercial driver's licensing is A) 26,000 pounds. This is the threshold at which a driver is required to possess a commercial driver's license (CDL) to operate the vehicle legally on public roads. If a vehicle's GVWR is at or exceeds this weight, the vehicle is classified as a CMV.