A decline in sensory responsiveness that occurs when a stimulus is unchanging or repetitive is called a the difference threshold. b psychophysics. c sensory adjustment. d sensory adaptation.

The correct answer is letter D

Sensory Adaptation is the reduction of our sensitivity to stimuli that do not change. Adaptation occurs after constant exposure to a stimulus, our nerve cells start firing less frequently.

Sensory adaptation is a decrease in attention to a stimulus that is not the object of conscious control.

answer law is not needed; /// (concurrent resolutions);

answer; (b) limited resource to satisfy virtually unlimited wants;