Explanation
Correct Answer is D. All Of The Above All of the above
Traffic Engineering encompasses various aspects related to road transportation systems, including road geometry, sidewalks and crosswalks, and cycling infrastructure. It involves designing, planning, and managing these components to ensure safe and efficient movement of vehicles, pedestrians, and cyclists. Therefore, all the options mentioned—road geometry, sidewalks and crosswalks, and cycling infrastructure—are part of Traffic Engineering..
