The tunnel effect caused by speed makes the driver...
A)more sensitive to glare.
B)only able to clearly perceive the lateral part of the road.
C)only able to clearly perceive the centre of the road.Correct
As we increase speed, our useful visual field decreases, which is known as the tunnel effect; the driver is only able to clearly perceive the centre of the road and the lateral images pass by so quickly that they are not adequately perceived. This also occurs with alcohol consumption.