Which principle generates kinetic energy transfer to subdue a subject, but may not affect those under the influence of substances?

The Fluid Shockwave Striking Principle is the correct answer because it refers to the transfer of kinetic energy that occurs when an object makes contact with another object, which in this context relates to the physical striking of a subject. This principle focuses on how energy is distributed through fluid dynamics, which can be effective in quickly incapacitating a subject by causing both immediate physical disruption and pain.

However, this principle has limitations when dealing with individuals under the influence of substances. Certain drugs and alcohol can alter a person's sensitivity and response to pain, possibly diminishing the effectiveness of kinetic energy transfer as a means of subduing them. This can lead to scenarios where even a strong physical strike may not incapacitate an individual as intended, as their body may not respond predictably due to the influence of chemicals.

The other choices do not specifically relate to kinetic energy transfer in the same context or fail to address the limitations associated with individuals under intoxicating substances. This makes the Fluid Shockwave Striking Principle the most accurate choice for the question posed.