Jnd is the

a. difference in detection time for two different stimuli.
b. time it takes to notice a stimulus.
c. true difference in detection time.
d. smallest detectable difference between two stimuli.
e. judgment of no detection.

Option D

Explanation:

JND stands for "Just Noticeable difference that will be able to different something from the other.

It is the amount of change needed to trace a difference between two stimuli. It is a theory established by Weber.

answer; under developed;

answer; southeast asians in the u.s.'