Drowsiness affects driving by causing erratic speed, slower reaction time, and wandering thoughts, but does not result in improved night vision.
Improved night vision is NOT one of the ways that drowsiness affects you as a driver. Drowsiness leads to erratic speed or lane positioning, slower reaction time, and wandering thoughts or daydreaming, which significantly impair driving abilities.
https://brainly.com/question/42102701