Final answer:
External distractions are distractions that originate from outside the vehicle and divert a driver's attention. They can include crash scenes, objects in the roadway, police vehicles, billboards, and other external factors.
Step-by-step explanation:
The distractions that originate from outside the vehicle, such as crash scenes, objects in the roadway, police vehicles, billboards, and other external factors that divert a driver's attention, are called external distractions. These distractions can be hazardous as they can take a driver's focus away from the road and increase the risk of accidents. External distractions are an important concern in driver education and are often addressed in lessons on defensive driving and maintaining situational awareness.