Psychophysics is a branch of psychology that deals with the study of the relationship between physical stimulus and the psychic, mental phenomena that these stimulants cause. In other words, between the physical stimuli and the sensations and perceptions that they produce. This transformation of physical causes into psychological sensations, psychophysics looks through detection, identification, discrimination and scaling. These four concepts are used for various degrees of sensation and perception of received stimulus. Detect the stimulus, recognize it, distinguish two or more stimulus, how different they are, and so on. Individualization is a concept developed by Carl Jung, which deals with the development of indivudal qualities and traits, character building, socialization, adaptation.
The answer is: D.
