Answer :
The agency or department that performs each activity are as follows:
1. Sets rules to assure that driver and vehicle standards are met.
- State Department of Motor Vehicles
2. Ensure that the laws are obeyed.
- State and local law enforcement agencies
3. Enforce the national guidelines which make up the vehicle code.
- State and local law enforcement agencies
4. Decide whether drivers charged with violating the laws are guilty or innocent.
- Courts (judicial)
5. Plan, build, and maintain the complex system of roadways.
- Highway traffic engineers