Answer: gate-control theory
Step-by-step explanation:
The concept that best explains the method Alexander used is referred to as gate-control theory.
Gate-control theory is a theory that implies that gate control theory of pain asserts that non-painful sensations can be used by individuals to reduce the painful sensations that takes place in the body.
According to the theory, this is vital in the prevention of the pain from travelling to the brain and the spinal cord which make up the central nervous system.