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A psychoactive drug is a substance that mainly affects the brain's central nervous system and often results in changes in one's consciousness and perception, therefore affecting the mind and it's mental processes. I believe this would be your answer.
Are there choices or is it an essay answer needed?
The process of finding out why or under what circumstances problem behavior is exhibited is called functional behavioral assessment.
A definition of a function is what serves its intended purpose. A saw that cuts things is an example of a functional saw.
A functional area is a team of people with similar skills and experience. For example, a company's sales department is a common functional area, and the people in that area are all dedicated to selling the company's products.
Function-level strategies help develop layouts for performing routine/routine tasks. It acts as a binding force in any business. Integrate various functional/operational departments such as Human Resources, Marketing, Sales, R&D, Production and Customer Relations.
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