Final answer:
The main difference between aggressive driving and road rage is the intent to do harm or physical assault; aggressive driving endangers others without the intent to harm, whereas road rage involves an intent to cause physical harm.
Step-by-step explanation:
The main difference between aggressive driving and road rage is C. Intent to do harm or physical assault. Aggressive driving includes behaviors that endanger others but is not motivated by the intent to cause harm. Examples of aggressive driving include speeding, tailgating, and erratic lane changing. On the other hand, road rage involves an extreme level of anger that includes the intentional attempt to cause physical harm to another person. This could manifest in behaviors such as forcing another car off the road or getting out of a vehicle to engage in a physical altercation. Therefore, the key difference lies in the intent behind the actions.