Please choose the correct ending to complete the given sentence: Work World: [header] How to get commercial driver training [title] Define the best program for your needs. [step] Identify what type of vehicle you want to drive and the class of license required for that vehicle. There are three defined classes of commercial motor vehicle namely a, b and c. [substeps] Technical schools offer hands-on truck driving courses that teach students how to drive.

Ending1: There are orthopedic and computer supported driving classes designed to help qualify for a driver's license. Regulations vary to decide upon the type of driver's license. Ending2: Some programs offer self-defense and athletic skills for people who drive a big truck or even a van. They provide instructional classes to applicants who are incapable of driving a truck. Ending3: Purchase equipment to drive the trucks and transport vehicles you want. Choose equipment that will be customizable and safe for you. Ending4: Vocational colleges offer training classes that focus on driving in highway traffic and driving large trucks. Driving schools are private and offer courses such as inspecting trucks and training in truck driving.

Answer format: ending1/ending2/ending3/ending4