Experiments performed by Symes et al. (2008) showed that, when participants had to pinch a button instead of grasping a lever on identifying a difference in a visual display, they were:
A) always faster at pinching the button, no matter what the change in the display was.
B) faster at detecting the difference between small items in the display.
C) faster at detecting the difference between large items in the display.
D) always slower at pinching the button, no matter what the change in the display was.

Question

Quizplus · Accepted Answer

The experiment by Symes et al. (2008) demonstrated that participants were faster at detecting differences between small items in the display when they had to pinch a button, suggesting that the action of pinching is more congruent with the perception of smaller objects.

Experiments Performed by Symes Et Al