Prashanth Is Participating in a Psychology Experiment in Which He

Multiple Choice

Prashanth is participating in a psychology experiment in which he is asked to gradually shrink the image of a square on his computer screen until he can see that it is smaller than a second square on the screen.Prashanth is trying to create a _____ in order to allow measurement of a _____.

A) just noticeable difference; absolute threshold
B) psychophysical difference; absolute threshold
C) just noticeable difference; difference threshold
D) psychophysical difference; difference threshold