The stopping sight distance depends upon A. total reaction time of driver B. speed of vehicle C. efficiency of brakes D. all of the above

The correct answer is D. all of the above.

The stopping sight distance is the distance a vehicle needs to stop safely. It depends on the following factors:

• Total reaction time of driver: This is the time it takes for the driver to see a hazard, recognize it as a hazard, and take action to stop the vehicle.
• Speed of vehicle: The faster the vehicle
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