Answer:
A. dissociative identity disorder
Awareness is the state of being conscious of something. Self awareness is important because when we have a better understanding of ourselves, we are able to experience ourselves as unique and separate individuals. We are then empowered to make changes and to build on our areas of strength as well as identify areas where we would like to make improvements.
The Centers for Disease Control
The spine also known as the vertebral column or spinal column.
I need more details on the scenarios, you didn't identify them.