After watching an ad describing Honda's automatic safety features, Ed bought a Honda with plenty of driver-assist safety features like parking assist, lane change warnings, and braking assist. Ed got a speeding ticket driving home from the dealership. Ed was surprised and said, "I thought this car would prevent all of my driving mistakes."

Ed had a problem with:

1. The automatic safety features of the Honda car
2. The speeding ticket
3. Ed's driving mistakes
4. The ad describing Honda's automatic safety features

Ed misunderstood the capabilities of his new car's safety features, falsely believing they would prevent all types of driving errors, including speeding. The issue is Ed's misconception and driving mistakes.

Explanation:

The subject of the question involves the misunderstanding of a driver's expectations of automatic safety features in a newly purchased Honda car. After watching an ad, Ed misunderstood that the car's driver assist safety features, such as parking assist, lane change warnings, and braking assist, would prevent all types of driving errors, including speeding. However, these features are designed to assist in avoiding certain types of accidents or mistakes, not to control the car's speed in compliance with speed limits. Therefore, the problem is with Ed's misunderstanding of the car's capabilities and his resulting driving mistakes.