Answer:
Associative learning. This usually happens when an individual reacts to an stimuli and visual or auditory behavior. It has been proved by many experts that there is a relationship between events that traumatize an individual, concepts and even mental states. The relationship between them and the experiences of the individual would shape weird behaviors that other wise they would not ever manifest.
He had a skin condition called vitiligo. Which is white patches all over the body. It's very common in all races. He chose to bleach his skin (white) to match these patches. Although there is a topical medicine that can be prescribed to help this.
Answer:
a
Explanation:
A. peripheral nervous system (PNS)