Answer 1

1. Drivers:
   Over speeding, rash driving, violation of rules, failure to understand signs, fatigue, alcohol.
2. Pedestrians:
   Carelessness, illiteracy, crossing at wrong places, jaywalkers.
3. Passengers:
   Projecting their body parts outside vehicles, talking to drivers, alighting and boarding vehicles from the wrong side, travelling on footboards, catching a running bus etc.,
4. Vehicles:
   Failure of brakes or steering, tyre burst, insufficient headlights, overloading.
5. Road Condition:
   Potholes, damaged roads, eroded roads merging of rural roads with highways and illegal speed breakers.
6. Weather conditions:
   Fog, snow, heavy rainfall, wind storms, hail storms.