This is an example of Positive reinforcement.
Positive reinforcement is the addition of a reinforcing stimulus (giving the dog a treat) following a behavior (rolling over), that makes it more likely that the behavior occurs again.
It is called its elevation.
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"Singapore stands out as a country that has vigorously and successfully prosecuted <span>employers and recruiters who physically abused domestic workers."
This sentence means that some e</span><span>mployers and recruiters abused workers that were brought in from different countries. </span>
