I believe the answer is: <span>Primary Reinforcer
</span><span>Primary Reinforcer refers to the things that could influence human behaviors that derived from baisc needs (such as foods and drinks)
Compared to other type of reinforcer, primary reinforcer is the type of reinforcer that is purely biologoical</span><span />
I think the answer is false good luck :)
A portion of the population selected to represent the population is called. statistical inference. Data and Statistics. a census.