An angry driver may:

• Intentionally cause a crash
• Get out of a vehicle in an attempt to start a confrontation
• Use a weapon or threaten to use a weapon
• All of the above
  Explanation:

  "Road rage is violent or visibly angry behavior by a driver, which can cause crashes or other incidents on roadways. Signs include: 1. intentionally causing a crash. 2. getting out of a vehicle in an attempt to start a confrontation. 3. using a weapon or threatening to use a weapon."