Psychophysicists Define Sensory Adaptation As

Multiple Choice

Psychophysicists define sensory adaptation as:

A) the tendency of sensory systems to increase sensitivity to a constant source of stimulation
B) the intensity level at which people can detect the presence of a stimulus 50% of the time
C) the tendency of sensory systems to reduce sensitivity to a constant source of stimulation
D) the smallest difference in the magnitude of two stimuli that an observer can reliably detect