One way to measure the extent to which a person is utilizing System 2 on any mental task is to observe
A) the accuracy of their answers
B) the time it takes for a person to finish the task
C) a change in the galvanic skin response
D) a change in pupil dilation

Question

Quizplus · Accepted Answer

Pupil dilation is a physiological response that has been linked to the mental effort associated with engaging System 2 thinking. When a person is concentrating on a task that requires deep thought or complex reasoning, their pupils can dilate as a part of the brain's effort to allocate more resources to the task. This is a direct measure of cognitive load and effort, making it a useful indicator of System 2 utilization.

One Way to Measure the Extent to Which a Person