Visual performance is more dependent on contrast when
A) The stimulus is small
B) When illumination is reduce like at night time
C) The viewer is older
D) All of the above

Question

Quizplus · Accepted Answer

Visual performance is most affected by contrast when the stimulus is small, or when the illumination is low (e.g. at night time), or when the viewer is older. Therefore, all three choices (A, B, and C) are correct, making D the best answer.

Visual Performance Is More Dependent on Contrast When