I think its the United States
The answer to this question is <span>variable-ratio schedule
</span><span>variable-ratio schedule refers to a schedule of reinforcement in which the response is being reinforced. after an unperdictable amount of response is being made.
The purpose of this type of scheduling is to create a high rate of responses.
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It makes the lines and striations in the muscles more visible. So basically it just makes the muscle definition easier to see. Hope that helps!
what exactly are you asking here that seems to be a statment
The root neuro means nerve or referring to the nervous system.
Hope this Helps!!