What effects does fatigue have on drivers?

A)It increases the visual angle.
B)It increases auditory sensitivity.
C)Vision may become blurred.Correct
Physical fatigue manifests as tiredness in the muscles or the body in general. Mental fatigue manifests by reducing the ability to concentrate and to perceive stimuli received from the environment.
The most important rules to avoid having an accident due to drowsiness or fatigue are:
- If we feel tired or drowsy while driving, the most advisable thing is to stop and rest in a suitable place and sleep for about 20 or 30 minutes.
- Rest for 20 to 30 minutes every 2 hours or every 200 kilometres at most.
- Always be alert to the signs and symptoms of drowsiness or fatigue.